Marcos Fidel Barrera, Quiron

$11.48

Julian Rodriguez, San Pablo

$13.83

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

W. Hurley - C. Denegar, Lippincott

$88.28

Carlos Sabino, Panapo

$6.55

Yilmar Campbell, Universidad Carabobo

$9.60

Mario Tamayo y Tamayo, Limusa

$27.60

Margarita A. de Sanchez, Trillas

$39.47

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

Mirian Balestrini Acuña, Servicio Editorial

$14.87

Dorothy Adkins Wood, Trillas

$27.32

Alexis G. Perez, Fedupel

$12.52

Marcos Fidel Barrera, Sypal

$13.56

Lasty Balseiro Almario, Trillas

$33.40