Marcos Fidel Barrera, Sypal

$13.56

Rafael Benitez Dominguez, Cadiz

$14.74

Julian Rodriguez, San Pablo

$13.83

Alexis G. Perez, Fedupel

$12.52

L. Carrera - M. Vasquez, Panapo

$7.48

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

M. Martinez Lurdez, Magrawhill

$30.00

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Margarita A. de Sanchez, Trillas

$39.47

Margarita A. de Sanchez, Trillas

$39.47

Fidias G. Arias, Episteme

$9.65

Jacqueline Hurtado, Quiron

$15.13

Carlos Sabino, Panapo

$6.55

F. Kerlinger - H. Lee, Mcgraw Hill

$51.95