Julian Rodriguez, San Pablo

$13.82

J. Hessen, Juceda

$9.60

Marcos Fidel Barrera, Quiron

$11.48

S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00

Carlos Lomas, Magisterio

$9.47

Alexis G. Perez, Fedupel

$12.51

Mirian Balestrini Acuña, Servicio Editorial

$14.86

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Rafael Benitez Dominguez, Cadiz

$14.73

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Yilmar Campbell, Universidad Carabobo

$9.60

Melissa Rosales, Diana

$12.00

Margarita A. de Sanchez, Trillas

$39.46

Aura Bavaresco de Prieto, Luz

$8.40

Odalis Cañizalez, Cv. Editores

$15.00