Fidias G. Arias, Episteme

$9.65

J. Hessen, Juceda

$9.60

Aura Bavaresco de Prieto, Luz

$8.40

Marcos Fidel Barrera, Quiron

$11.48

Dorothy Adkins Wood, Trillas

$27.32

Magaly Torres de Cardenas, Ucv

$10.52

Margarita A. de Sanchez, Trillas

$39.47

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Marcos Fidel Barrera, Sypal

$13.56

L. Carrera - M. Vasquez, Panapo

$7.48

M. Martinez Lurdez, Magrawhill

$30.00

Carlos Sabino, Panapo

$6.55

Yilmar Campbell, Universidad Carabobo

$9.60

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00