Fidias G. Arias, Episteme

$9.64

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

L. Carrera - M. Vasquez, Panapo

$7.47

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Rafael Benitez Dominguez, Cadiz

$14.73

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

Magaly Torres de Cardenas, Ucv

$10.52

Carlos Sabino, Panapo

$6.55

Margarita A. de Sanchez, Trillas

$39.46

Marcos Fidel Barrera, Sypal

$13.56

Lasty Balseiro Almario, Trillas

$33.39

W. Hurley - C. Denegar, Lippincott

$88.28

Carlos Lomas, Magisterio

$9.47

M. Martinez Lurdez, Magrawhill

$30.00

Melissa Rosales, Diana

$12.00