G. Katz - M. Katz, Mcgraw Hill

$6.00

Dalia Borges, Romor

$6.00

Clara E. Martinez, Girasol Lite

$22.77

Yris Molina G., Monfort

$16.80

J. Pecina - R. Ma. Rosas, Larousse

$7.20

Griselda Navas, Romor

$6.00

Douglas Palma, Actualidad Escolar 2000

$14.21

$8.40

Clara Martinez, Girasol

$30.06

N. Odreman - R. Diaz, Everest

$11.94

Elba Albujas Veliz, Biosfera

$22.44

Sergio Medina, Noriega

$24.02

C. de Rissi - R. Peña, Cobo

$9.60

Freddy Suarez Figueroa, Disutextos

$26.52

Jenny Alcala, Terra Editores

$21.88