R. Hernandez - N. Mendoza, Mcgraw Hill

$25.00

Lasty Balseiro Almario, Trillas

$22.00

Piergiorgio Corbetta, Mcgraw-hill

$38.00

Aura Marina Bavaresco, la Universidad Del Zulia

$7.50

Marcos Fidel Barrera, Quiron

$9.57

Fidias G. Arias, Episteme

$8.04

Mario Tamayo y Tamayo, Limusa

$23.00

Margarita A. de Sanchez, Trillas

$26.00

Julian Rodriguez, San Pablo

$11.52

S. Dominguez - E. Sanchez, Mcgraw Hill

$20.00

Margarita A. de Sanchez, Trillas

$26.00

W. Hurley - C. Denegar, Lippincott

$73.57

Carlos Sabino, Panapo

$5.46

F. Barriga - G. Hernandez, Mcgraw Hill

$28.00

J. Hessen, Juceda

$8.00