Dorothy Adkins Wood, Trillas

$27.32

Carlos Lomas, Magisterio

$9.47

Lasty Balseiro Almario, Trillas

$33.39

Fidias G. Arias, Episteme

$9.64

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

W. Hurley - C. Denegar, Lippincott

$88.28

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Piergiorgio Corbetta, Mcgraw-hill

$45.60

M. Martinez Lurdez, Magrawhill

$30.00

Yilmar Campbell, Universidad Carabobo

$9.60

Julian Rodriguez, San Pablo

$13.82

Mirian Balestrini Acuña, Servicio Editorial

$14.86

Odalis Cañizalez, Cv. Editores

$15.00

Alexis G. Perez, Fedupel

$12.51