L. Carrera - M. Vasquez, Panapo

$7.48

Jacqueline Hurtado, Quiron

$15.13

F. Barriga - G. Hernandez, Mcgraw Hill

$33.60

Magaly Torres de Cardenas, Ucv

$10.52

Marcos Fidel Barrera, Sypal

$13.56

J. Hessen, Juceda

$9.60

F. Kerlinger - H. Lee, Mcgraw Hill

$51.95

Aura Bavaresco de Prieto, Luz

$13.83

Piergiorgio Corbetta, Mcgraw-hill

$45.60

Alexis G. Perez, Fedupel

$12.52

Carlos Sabino, Panapo

$6.55

Margarita A. de Sanchez, Trillas

$39.47

Mirian Balestrini Acuña, Servicio Editorial

$14.87

Fidias G. Arias, Episteme

$9.65

S. Dominguez - E. Sanchez, Mcgraw Hill

$24.00