Mariana Obregon, Saber

$15.00

Hecsil Coello, Santillana

$9.95

Fernando Gonzalez, Estudios - Anaya

$9.95

G. Katz - M. Katz, Mcgraw Hill

$5.00

Yris Molina G., Monfort

$10.00

C. Navarro - M. Rull, Santillana

$20.24

J. Pecina - R. Ma. Rosas, Larousse

$6.00

R. Gomez - H. Cedeño, Manantial

$5.00

Di Lorenzo, Cobo

$5.00

Mercedes Hernandez P., Biosfera

$19.80

$7.00

Rocio Bueno, Mcgraw Hill

$5.00

Henry Cedeño, Cobo

$8.00

$7.26

Juan J. Gutierrez, Girasol

$24.04