Alexis G. Perez, Fedupel

$12.51

Marcos Fidel Barrera, Quiron

$11.48

Fidias G. Arias, Episteme

$9.64

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

W. Hurley - C. Denegar, Lippincott

$88.28

Mario Tamayo y Tamayo, Limusa

$27.60

Margarita A. de Sanchez, Trillas

$39.46

Julian Rodriguez, San Pablo

$13.82

Yilmar Campbell, Universidad Carabobo

$9.60

Jacqueline Hurtado, Quiron

$15.13

Aura Bavaresco de Prieto, Luz

$13.82

L. Carrera - M. Vasquez, Panapo

$7.47

Arnoldo Claret Veliz, Texto

$15.39

Rafael Benitez Dominguez, Cadiz

$14.73

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60