F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Piergiorgio Corbetta, Mcgraw-hill

$45.60

Dorothy Adkins Wood, Trillas

$27.32

Magaly Torres de Cardenas, Ucv

$10.52

L. Carrera - M. Vasquez, Panapo

$7.47

Jacqueline Hurtado, Quiron

$15.13

Fidias G. Arias, Episteme

$9.64

J. Hessen, Juceda

$9.60

Carlos Lomas, Magisterio

$9.47

Marcos Fidel Barrera, Sypal

$13.56

Melissa Rosales, Diana

$12.00

Rafael Benitez Dominguez, Cadiz

$14.73

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Margarita A. de Sanchez, Trillas

$39.46