$10.44

Luis Quintana, Mcgraw Hill

$24.00

Antonio Perez Esclarin, San Pablo

$6.00

$6.07

Victor Colina, Biosfera

$9.24

Frida Diaz Barriga Arceo, Mcgraw Hill

$36.00

Antonio Luis Cardenas, Dasa

$4.80

$10.44

A. Rubio Gil, Diaz de Santos

$33.60

Miguel Del Cura, Paraninfo

$45.60

Fe y Alegria, Estudios

$9.60

L. Sagols - J. Linares, Mcgraw Hill

$25.20

Carreño, Kingkolor

$7.20

Jose Gregorio Bello P., Panapo

$7.20

$10.44