Esp. y Mgs. Aura M. Parra, Luz

$8.30

Jose F. Gonzalez, Mcgraw Hill

$45.60

G. Frendl - R. Urman, Lippincott

$54.39

Jose Saban Ruiz, Diaz de Santos

$96.00

R. Skeel - S. Khlief, Lippincott

$60.00

Miriam Guana, Mcgraw Hill

$61.89

Burke A. Cunha, Mcgraw Hill

$30.00

O. Quiros - J. Quiros, Amolca

$50.40

E. Hulley - S. Cummings, Wolters Kluwer

$127.38

Fernando Guzman Toro, Vadell Hermanos

$14.40

Lynn S. Bickley, Lippincott

$125.12

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

T.w. Sadler, Lippincott

$38.40

Tintinalli, Mcgrawhill

$93.60

R. Walls - M. Murphy, Lippincott

$50.58