Alexis G. Perez, Fedupel

$12.51

Mirian Balestrini Acuña, Servicio Editorial

$14.86

M. Martinez Lurdez, Magrawhill

$30.00

Magaly Torres de Cardenas, Ucv

$10.52

Lasty Balseiro Almario, Trillas

$33.39

Margarita A. de Sanchez, Trillas

$39.46

J. Hessen, Juceda

$9.60

Jacqueline Hurtado, Quiron

$15.13

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

Aura Bavaresco de Prieto, Luz

$13.82

Rafael Benitez Dominguez, Cadiz

$14.73

W. Hurley - C. Denegar, Lippincott

$88.28

L. Carrera - M. Vasquez, Panapo

$7.47

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

Mario Tamayo y Tamayo, Limusa

$27.60