Marcos Fidel Barrera, Quiron

$11.48

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

Fidias G. Arias, Episteme

$9.64

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00

J. Hessen, Juceda

$9.60

Alexis G. Perez, Fedupel

$12.51

Rafael Benitez Dominguez, Cadiz

$14.73

Yilmar Campbell, Universidad Carabobo

$9.60

Margarita A. de Sanchez, Trillas

$39.46

Melissa Rosales, Diana

$12.00

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Julian Rodriguez, San Pablo

$13.82

M. Martinez Lurdez, Magrawhill

$30.00