By Renner, John W.
Pax-México .
330 p.

By Pullias, Earl V.
Pax-México .
xxviii, 306 p.

By Dahl, Robert A.
México : Pax-México .
153 p.

México : Pax México .
155 p.

By Ramsay, William.
Argentina : Pax-México .
317 p.

By Ostergard, Donald R..
México: Pax-México .
xv, 183p.

By Kent Jones, Richar.
México : Pax-México .
283 p.

México : Pax-México .
v.

By Guttmacher, Alan F..
México : Editorial Pax-México .
xvi, 164 p.

México : Pax-México .
437 p.

By Mayone Stycos, J..
México : PAX- MEXICO .
328 p.

México : Pax-México .
xvii, 502 p.

By Pincus, Gregory.
México : Pax-México .
xv, 309 p.

México : Pax-México .
xxiii. 575p.

By Werner, David.
México : Pax México .
402p. 968-860-213-2

By Morley, David.
México : Pax - México .
414p.

By Harper, Howard M.
Pax - México

By Cameron, Margaret.
Pax México .
293 p. 968-860-346-5

By Akers, Susan Grey.
Pax - México .
285 p.

Pax México .
317 p.

By Sullivan Evertine, Diana.
México : Editorial Pax México .
306 p. 968-860-457-7

México : Editorial Pax México .
xvi, 165 p. 968-860-720-7