Elba Albujas, Discolar

$10.00

Juan J. Gutierrez, Girasol

$19.00

Maria Valentina, Excelencia

$5.00

G. Katz - M. Katz, Mcgraw Hill

$5.00

Moreno Perez, Actualidad Escolar 2000

$18.20

Marcela Hinojosa de Coria, Trillas

$5.74

C. Navarro - M. Rull, Santillana

$16.00

Carolina Peña, Actualidad

$1.15

Ramona M. de Rivero, Romor

$5.00

$7.80

Gisela Soto, Cobo

$15.00

Mariana Obregon, Saber

$15.00

Mercedez Hernandez Perez, Biosfera

$18.00

Yajaira Romero, Terra Editores

$14.41

Luis R. Rincon, Girasol Lite

$15.00