Rafael Benitez Dominguez, Cadiz

$14.73

W. Hurley - C. Denegar, Lippincott

$88.28

Margarita A. de Sanchez, Trillas

$39.46

Yilmar Campbell, Universidad Carabobo

$9.60

Carlos Lomas, Magisterio

$9.47

Magaly Torres de Cardenas, Ucv

$10.52

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Dorothy Adkins Wood, Trillas

$27.32

J. Hessen, Juceda

$9.60

Marcos Fidel Barrera, Sypal

$13.56

Marcos Fidel Barrera, Quiron

$11.48

Alexis G. Perez, Fedupel

$12.51

Margarita A. de Sanchez, Trillas

$39.46

Odalis Cañizalez, Cv. Editores

$15.00