Victor Colina, Biosfera

$9.24

Carlos Marx, Literatura Narrativa

$10.20

$10.44

Pablo Rios Cabrera, Cognitus

$9.13

Norman E. Gronlund, Trillas

$34.91

A. Rubio Gil, Diaz de Santos

$33.60

Frida Diaz Barriga Arceo, Mcgraw Hill

$36.00

Jose Gregorio Bello P., Panapo

$7.20

$14.40

Dario Linares Hernandez, Dl Editoriales

$10.69

Ana Ponce de Leon, Ccs

$14.40

Antonio Luis Cardenas, Dasa

$4.80

$6.07

Antonio Perez Esclarin, San Pablo

$6.00

Fe y Alegria, Estudios

$9.60