Dorothy Adkins Wood, Trillas

$27.32

Margarita A. de Sanchez, Trillas

$39.46

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

L. Carrera - M. Vasquez, Panapo

$7.47

J. Hessen, Juceda

$9.60

Magaly Torres de Cardenas, Ucv

$10.52

Piergiorgio Corbetta, Mcgraw-hill

$45.60

Aura Bavaresco de Prieto, Luz

$13.82

S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00

Lasty Balseiro Almario, Trillas

$33.39

Melissa Rosales, Diana

$12.00

Aura Bavaresco de Prieto, Luz

$8.40

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

Aura Marina Bavaresco, la Universidad Del Zulia

$9.00

Margarita A. de Sanchez, Trillas

$39.46