I. Brito - M. Rull, Santillana

$20.00

Lolita Robles de Mora, Premier

$7.20

Marilo Moreno, Actualidad Escolar 2000

$4.73

$6.00

G. Katz - M. Katz, Mcgraw Hill

$6.00

$2.40

Yris Molina G., Monfort

$7.20

Sofia Smeke M., Noriega

$20.59

Freddy Suarez Figueroa, Disutextos

$24.70

L. Davila - M. Rull, Santillana

$11.94

M. Bermudez-t. Moscarella, Santillana

$10.62

Yris Molina, Monfort

$7.20

I. Brito - M. Rull, Santillana

$20.00

Mercedez Hernandez Perez, Biosfera

$21.00

G. Katz - M. Katz, Mcgraw Hill

$6.00