Ana Maria Maqueo, Noriega

$17.16

Pablo Bravo, Biosfera

$19.80

M. Sanchez - I. Montoya, Trillas

$8.86

$5.00

Fernando Gonzalez Lucini, Estudios - Anaya

$7.00

D. Vasquez - F. Ramirez, Actualidad Escolar 2000

$21.38

$26.57

Gisela Soto, Cobo

$15.00

Gumersindo Fernandez, Everest

$9.95

Clara E. Martinez, Girasol Lite

$18.98

$21.51

Yris Molina G., Monfort

$14.00

Clara Martinez, Girasol

$25.05

$24.04

$9.95