Margarita A. de Sanchez, Trillas

$39.46

M. Martinez Lurdez, Magrawhill

$30.00

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

Dorothy Adkins Wood, Trillas

$27.32

Aura Bavaresco de Prieto, Luz

$13.82

Margarita A. de Sanchez, Trillas

$39.46

Rafael Benitez Dominguez, Cadiz

$14.73

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Mario Tamayo y Tamayo, Limusa

$27.60

Odalis Cañizalez, Cv. Editores

$15.00

Piergiorgio Corbetta, Mcgraw-hill

$45.60

J. Hessen, Juceda

$9.60

L. Carrera - M. Vasquez, Panapo

$7.47

Magaly Torres de Cardenas, Ucv

$10.52

Melissa Rosales, Diana

$12.00