R. Hyatt - P. Scanlon, Lippincott

$23.50

F.j. Blanco - J.d. Cañete, Panamericana

$39.00

R. Baldor - A. Ehrlich, Lippincott

$130.00

I. Martin - Lacave, Diaz de Santos

$60.00

Alexandro Bonifaz, Mcgraw Hill

$50.00

Francisco A. Orduña P., Diaz de Santos

$30.00

Curtis M. Rimmerman, Lippincott

$63.00

G. Frendl - R. Urman, Lippincott

$45.33

Fernando Guzman Toro, Vadell Hermanos

$12.00

Jose F. Gonzalez, Mcgraw Hill

$38.00

Schwartz y Otros, Mcgraw Hill

$52.00

E. Mayeaux - J. Cox, Lippincott

$142.00

J. Kassirer - J. Wong, Lippincott

$74.00

P. Paulman - A. Paulman, Wolters Klumer

$68.41

Bezares, Mcgraw Hill

$30.00