Marcos J. Alfonso B., Santillana

$9.11

$7.59

Juan J. Gutierrez, Girasol

$28.84

Sergio Medina Lopez, Noriega

$11.94

Ana Maria Maqueo, Noriega

$20.59

Gisela Soto, Cobo

$12.00

Mariana Obregon, Saber

$18.00

I. Brito - M. Rull, Santillana

$25.81

Douglas Palma, Actualidad Escolar 2000

$14.21

Sergio Medina, Noriega

$24.02

Griselda Navas, Romor

$6.00

E. Zapata Santillana, Ediciones Coquito

$8.40

$8.71

Marcos J. Alfonso B., Santillana

$9.11

B. Barcena - M. Giraldez, Romor

$7.20