By Hadfield, James Arthur.
Baltimore, Md. Penguin Books 1970 .
268 p.

By Hurlock, Elizabeth Bergner,.
New York McGraw-Hill Book 1966 .
824 p.

By Hutt, Max L..
Mexico Compania Editorial Continental 1959 .
493 p. , Translation of : The child development and adjustment.

By Kohler, Claude.
Barcelona Luis Miracle 1960 .
200 p. , Translation of : Les deficiences intellectuelles chez l'enfant.

By Kohler, Claude.
Barcelona Luis Miralce 1964 .
222 p. , Translation of : Les deficiences intellectuelles chez l'enfant.

By Lemay, Michel.
Barcelona Editorial Luis Miracle 1969 .
200 p.

By Muller-Eckhard, Hans.
Buenos Aires C. Lohle 1957 .
246 p.

By Nagera, Humberto..
México La Prensa Médica Mexicana 1972 .
158 p.

By Piaget, Jean,.
Buenos Aires Grijalbo 1985 .
351 p. , Translation of : La construction du reel chez l'enfant. 21 cm..
9700506010

By Piaget, Jean,.
México Fondo de Cultura Económica 1959 .
401 p. , Translation of : La formation du symbole chez l'enfant imitation.

By Piaget, Jean,.
Buenos Aires Editorial Guadalupe 1974 .
191 p. , Translation of : Le jugement et le raisonnement che'z l'enfant

By Piaget, Jean,.
Buenos Aires Editorial Guadalupe 1983 .
213 p. , Translation of : Etudes sur la logique de l'enfant (I) : Le langage et la pensee chez l'enfant. 9505000707

By Planchard, Emile.
Buenos Aires EUDEBA 1970 , Translation of : Introducao a psicologia das chriancas.

By Speier, Anny..
Argentina Proteo 1972 .
209 p. tables.

By Strang, Ruth May.
New York : MacMillan Company, 1952 .
xi, 705 p. : 21 cm..

By Street, Roy Frink.
Boston Christopher Publishing House 1941 .
304 p.

By Fazzo, René..
Madrid Editorial Herder 1971 .
189 p. , Translation of : Einfuhrung in die Kinderseelenkunde.

By Zulliger, Hans.
Barcelona Editorial Herder 1971 .
189 p. , Translation of : Einfuhrung die Kinderseelenkunde.

By Cole, Luella.
New York Rinehard 1947 .
416 p.

By Gesell, Arnold Lucius.
New York Macmillan Co. 1938 .
ix, 290 p. , Photostat reproduction.

By Reymond-Rivier, Berthe.
Barcelona Editorial Herder 1971 .
277 p. , Translation of : Le dèveloppement social de l'efant et l'adolescent.

By Gessell, Arnold Lucius.
Buenos Aires Paidós 1967 .
132 p. , "Separata of The child from five to ten. Youth; the years from ten to sixteen."

By Bennett, Ivy..
London Tavistock Pub. 1960 .
532 p.

By Ackerson, Luton,.
Chicago The University of Chicago Press 1931 .
v. tables, diagrs. , Photostat reproduction.

By Gesell, Arnold Lucius.
New York Macmillan Co. 1928 .
xvi, 418p. ill. , Photostat reproduction.

By Adler, Alfred,.
N.Y. Greenberg 1957 .
309 p.

Washington, D.C. American Council on Education 1945 .
xv,468p. diagrs.

By Bossard, James Herbert Siward.
New York Harper and Brothers 1948 .
x, 790 p.

By Breckenridge, Marian Edgar.
México Interamericana 1973 .
x, 502 p. , Translation of : Growth and development of the young child.

By Clarapede, Edouard.
Madrid F. Beltran 1927 .
582p. , Translation of : Psychologie de l'enfant et pedagogie experimentale.

By Cousinet, Roger..
Buenos Aires Editores Nova 1972 .
126p. , Translation of : La vie sociale des enfants; essai de sociologie enfantine.

By Debesse, Maurice..
Buenos Aires Editorial Nova 1980 .
138 p. , Translation of : Les étapes de 'education.

By Dunbar, Helen Flanders.
Buenos Aires Editorial Nova 1964 .
279p. , Translation of : Your child's mind and body.

By Ferré, André..
Buenos Aires Editorial Víctor Leru 1968 .
144p. , Translation of : Eléments de psycho-pédagogie pratique.

By Gesell, Arnold Lucius.
Buenos Aires Editorial Paidós 1954 .
427 p. , Translation of : The child from five to ten.

By Gesell, Arnold Lucius.
Buenos Aires Editorial Paidós 1963 .
401 p. , Translation of : The child from five to ten.

By Gesell, Arnold Lucius.
Buenos Aires Paidós 1971 .
100 p. , Translation of : The child from five to ten.

Buenos Aires Editorial Paidós 1971 .
141 p. , "Separata de : Psychoanalysis today".

By Zachry, Caroline Beaumont.
New York Scribner 1929 .
306 p.

By Di Leo, Joseph H..
Buenos Aires Editorial Paidoós 1974 .
398 p. , Translation of : Young children and their drawings.

By Bandet, Jeanne..
Madrid Narcea S.A. de Ediciones 1972 .
167 p. , Translation of: L'enfant et les jouets.

By Chaloner, Len..
Buenos Aires Paidós 1969 .
125 p. , Translation of: Feeling and perception in young children.

By Engelmayer, Otto..
Buenos Aires Kapelusz 1970 .
299 p. , Translation of: Das Kindes and Jungendalter.

By Erikson, Erik Homburger,.
Buenos Aires Ediciones Hormé 1973 .
382 p. , Translation of: Childhood and society.

By Erikson, Erik Homburger,.
Buenos Aires Ediciones Hormé 1983 .
382 p. , Translation of: Childhood and society.

By Cattle, Psyche..
New York Johnson Reprint 1960 .
274 p.

By Mussen, Paul Henry..
México : UTEHA, 1965 .
189 p. , Translation of: The psychological development of the child.

By Piaget, Jean,.
Buenos Aires Editorial Guadalupe 1975 .
289 p. , Translation of: La genése du nombre chez l'enfant.

Washington, U.S. Govt. Print. Off 1970 .
111 p.

Buenos Aires R. Alonso Editor 1972 .
104 p.