$9.36

Marcela Hinojosa de Coria, Trillas

$8.71

Sergio Medina Lopez, Noriega

$18.48

Maria Pereira-p. Velasco, Trillas

$12.00

Mercedes Hernandez P., Biosfera

$22.10

Ana Maria Maqueo, Noriega

$31.02

G. Katz - M. Katz, Mcgraw Hill

$6.00

D. Vasquez - F. Ramirez, Actualidad Escolar 2000

$30.78

Sergio Medina Lopez, Noriega

$18.48

Diaz de Cerio, Estudios

$9.00

$28.84

Clarencio Garcia, Salesiana

$11.94

$8.71

Francisco Avila, Saber

$12.00

Henry Cedeño, Cobo

$11.94