S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00

Marcos Fidel Barrera, Sypal

$13.56

J. Hessen, Juceda

$9.60

Marcos Fidel Barrera, Quiron

$11.48

Lasty Balseiro Almario, Trillas

$33.39

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Jacqueline Hurtado, Quiron

$15.13

Margarita A. de Sanchez, Trillas

$39.46

Magaly Torres de Cardenas, Ucv

$10.52

Rafael Benitez Dominguez, Cadiz

$14.73

M. Martinez Lurdez, Magrawhill

$30.00

Dorothy Adkins Wood, Trillas

$27.32

Mirian Balestrini Acuña, Servicio Editorial

$14.86

Alexis G. Perez, Fedupel

$12.51

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60