$11.94

Sergio Medina Lopez, Noriega

$18.48

Pablo Bravo, Biosfera

$23.76

$2.40

$33.12

Douglas Palma, Actualidad Escolar 2000

$14.21

Gisela Soto, Cobo

$12.00

Mercedez Hernandez Perez, Biosfera

$23.76

$11.94

Henry Cedeño, Cobo

$9.60

Luis E. Rincon, Girasol

$30.06

D. Borges - C. Castillo, Romor

$8.40

$1.80

Sergio Medina Lopez, Noriega

$18.48

G. Katz - M. Katz, Mcgraw Hill

$6.00