W. Hurley - C. Denegar, Lippincott

$88.28

Marcos Fidel Barrera, Sypal

$13.56

F. Kerlinger - H. Lee, Mcgraw Hill

$51.94

Mario Tamayo y Tamayo, Limusa

$27.60

R. Hernandez - N. Mendoza, Mcgraw Hill

$30.00

L. Carrera - M. Vasquez, Panapo

$7.47

Mirian Balestrini Acuña, Servicio Editorial

$14.86

Margarita A. de Sanchez, Trillas

$39.46

Odalis Cañizalez, Cv. Editores

$15.00

Aura Bavaresco de Prieto, Luz

$8.40

Lasty Balseiro Almario, Trillas

$33.39

Alexis G. Perez, Fedupel

$12.51

J. Hessen, Juceda

$9.60

Aura Bavaresco de Prieto, Luz

$13.82

Fidias G. Arias, Episteme

$9.64