Marcos Fidel Barrera, Sypal

$13.56

Jacqueline Hurtado, Quiron

$15.13

Marcos Fidel Barrera, Quiron

$11.48

Fidias G. Arias, Episteme

$9.64

Rafael Benitez Dominguez, Cadiz

$14.73

S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00

Margarita A. de Sanchez, Trillas

$39.46

Dorothy Adkins Wood, Trillas

$27.32

Arnoldo Claret Veliz, Texto

$15.39

Julian Rodriguez, San Pablo

$13.82

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Odalis Cañizalez, Cv. Editores

$15.00

Alexis G. Perez, Fedupel

$12.51

Mario Tamayo y Tamayo, Limusa

$27.60

Carlos Sabino, Panapo

$6.55