J. Hessen, Juceda

$9.60

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

Margarita A. de Sanchez, Trillas

$39.47

Marcos Fidel Barrera, Quiron

$11.48

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Mario Tamayo y Tamayo, Limusa

$27.60

Alexis G. Perez, Fedupel

$12.52

Arnoldo Claret Veliz, Texto

$15.39

Yilmar Campbell, Universidad Carabobo

$9.60

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

Carlos Sabino, Panapo

$6.55

S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00

Jacqueline Hurtado, Quiron

$15.13

Aura Bavaresco de Prieto, Luz

$13.83

Dorothy Adkins Wood, Trillas

$27.32