Alexis G. Perez, Fedupel

$12.52

Lasty Balseiro Almario, Trillas

$33.40

Margarita A. de Sanchez, Trillas

$39.47

W. Hurley - C. Denegar, Lippincott

$88.28

J. Hessen, Juceda

$9.60

Julian Rodriguez, San Pablo

$13.83

Mario Tamayo y Tamayo, Limusa

$27.60

Marcos Fidel Barrera, Sypal

$13.56

Piergiorgio Corbetta, Mcgraw-hill

$45.60

Yilmar Campbell, Universidad Carabobo

$9.60

Aura Bavaresco de Prieto, Luz

$13.83

Mirian Balestrini Acuña, Servicio Editorial

$14.87

Rafael Benitez Dominguez, Cadiz

$14.74

S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00

F. Kerlinger - H. Lee, Mcgraw Hill

$51.95