W. Hurley - C. Denegar, Lippincott

$88.28

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

F. Kerlinger - H. Lee, Mcgraw Hill

$51.95

Lasty Balseiro Almario, Trillas

$33.40

Alexis G. Perez, Fedupel

$12.52

Carlos Lomas, Magisterio

$9.47

Piergiorgio Corbetta, Mcgraw-hill

$45.60

Melissa Rosales, Diana

$12.00

Carlos Sabino, Panapo

$6.55

Yilmar Campbell, Universidad Carabobo

$9.60

Margarita A. de Sanchez, Trillas

$39.47

Jacqueline Hurtado, Quiron

$15.13

J. Hessen, Juceda

$9.60

Mirian Balestrini Acuña, Servicio Editorial

$14.87

Fidias G. Arias, Episteme

$9.65