By Sándor, Pál.
Buenos Aires Ediciones Siglo Veinte 1964 .
188p. , Translation of : Histoire de la dialectique.

By Peale, Norman Vincent.
México Ediciones Grijalbo 1964 .
244 p. , Translation of :The tough-minded optimist.

By Rescher, Nicholas..
New York St. Martin's Press 1964

By Rescher, Nicholas..
Pittsburgh University of Pittsburgh Press 1963 .
108 p.

By Toulmen, Stephen Edelston..
Cambridge The University Press 1964 .
264 p.

New York Family Service Association of America 1964

By Reding, Marcel..
Madrid Ediciones Rialp 1964 .
235 p. , Translation of : Philosophische Grundlegung der Katholischen Moral theologie.

By Rock, John Charles.
Barcelona Seix Barral 1964 .
195 p. , Translation of : The time has come.

By Irala, Narciso.
New York Joseph F. Wagner 1964 .
219 p.

By Towle, Joseph W..
New York Hougton Mifflin 1964 .
315 p.

By Russon, Allien R..
Cincinnati, Ohio South-Western Pub. Co. 1964 .
vi, 304 p.

By Aristotle.
Madrid Aguilar 1964 .
211 p.

By Rousseau, Jean-Jacques,.
New York St Martin's Press 1964 .
248 p.

By Hartmann, Nicolai,.
México Universidad Nacional Autónoma de México 1964 .
98 p.

Buenos Aires Jorge Alvarez Editor 1964 .
121 p.