By Gannon, Frank..
México Editorial Pax-México 1981 .
199 p. , Translation of : Drugs : what they are, how they look, what they do.

By Fontana, Vincente J..
México Editorial Pax México 1989 .
332 [3] p. , Translation of : Somewhere a child is crying : maltreatment-causes and prevention.

By Liendo Coll, Pablo..
México Editorial Pax-México 1974 .
240 p. , "Anexos": p.127-235. 21 cm..

By Parker, Don H..
México :Editorial Pax-Mexico 1969 .
380 p. , Translation of : Schooling for individual excellence.

By Barbosa Heldt, Antonio..
México Editorial Pax 1972 .
317 p. , Includes index.

By Jarolimek, John..
México Editorial Pax-México 1964 .
xii, 468 p. , Includes Index. | Translation of : Social studies in elementary education.

By Koenig, Werner..
Bogotá Editorial Pax 1962 .
113 p.

By Ariza Marín, Clory Magdalena..
Bogotá [Editorial Pax] 1970 .
130 p. 24 cm..

México Editorial Pax-México 1968 .
117 p. , Translation of : Youth physical fitness.

By Bossing, Nelson Louis.
Mexico Editorial Pax-Mexico, Libreria C. Cesarman 1965 .
440 p. , Translation of: Teaching in secondary schools, 3rd ed. | Original ed. has title: Progressive methods of teaching in secondary schools.

By Gilb, Stella Spicer.
México Editorial Pax-México 1975 .
143 p. , Translation of: Card file of games. 20 cm..

By Garrison, Roger H..
México, D.F. Editorial Pax-México, Librería Carlos Cesarman 1967 .
xv, 336 p. , Translation of The adventure of learning in college. 20 cm..

By Hawkes, Gene R..
México Editorial Pax-Mexico 1973 .
167 p.

By King, Maurice Henry..
México Editorial Pax-México 1972 .
575 p. , Includes index. | Translation of : Medical care in developing countries.

By Zymelman, Manuel..
México, D.F. Editorial Pax-México, Librería Carlos Césarman 1974 .
404 p. , Translation of Financing and efficiency in education. | Includes index.