Mercedes Hernandez P., Biosfera

$18.00

Ana Maria Maqueo, Noriega

$18.20

P. Izquierdo - C. Garcia, Salesiana

$5.93

A. Rondon - I. Berroteran, Salesiana

$10.00

$11.70

Dalia Borges, Romor

$5.00

Maria Pereira-p. Velasco, Trillas

$9.10

Elba Albujas Veliz, Biosfera

$17.00

J. Pecina - R. Ma. Rosas, Larousse

$1.15

Sergio Medina, Noriega

$18.20

Rocio Bueno, Mcgraw Hill

$5.00

Pablo Bravo, Biosfera

$18.00

Clara Martinez, Girasol

$22.00

Marcos J. Alfonso B., Santillana

$6.00

$2.00