E. Hulley - S. Cummings, Wolters Kluwer

$127.38

Mario A. Hernandez O., Mcgraw Hill

$39.60

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

Esp. y Mgs. Aura M. Parra, Luz

$8.30

I. Martin - Lacave, Diaz de Santos

$72.00

Carlos A. Roldan, Lippincott

$135.60

G. Frendl - R. Urman, Lippincott

$54.39

S. Agabegi - E. Agabegi, Lippincott

$60.00

Insp, Mcgraw Hill

$31.20

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

Jose Saban Ruiz, Diaz de Santos

$96.00

R. Baldor - A. Ehrlich, Lippincott

$156.00

Bezares, Mcgraw Hill

$36.00

Kasper - Braunwald y Otro, Mcgraw Hill

$185.22

Maria A. Obando, Ula

$12.00