G. Frendl - R. Urman, Lippincott

$54.39

T. Browne - G. Holmes, Lippincott

$60.00

C. Dieguez - R. Yturriaga, Mcgraw Hill

$48.00

Kasper - Braunwald y Otro, Mcgraw Hill

$185.22

C. Braun - C. Anderson, Lippincott

$114.00

D. Cline - O. Ma -, Mcgraw Hill

$134.40

Jose F. Gonzalez, Mcgraw Hill

$45.60

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

$46.80

O. Quiros - J. Quiros, Amolca

$50.40

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Fernando Guzman Toro, Vadell Hermanos

$14.40

R. Baldor - A. Ehrlich, Lippincott

$156.00

E. Mayeaux - J. Cox, Lippincott

$170.40

Thomas M. de Fer, Lippincott

$93.60