Feliu - Tineo - Gonzalez, Cobo
$8.70
F. Barriga - G. Hernandez, Mcgraw Hill
$28.00
Luis Alberto Rodriguez, Livrosca
$8.50
Jose Saban Ruiz, Diaz de Santos
$30.00
A. Brewer - R. Chavero, Juridica Venezolana
$2.00
O. Quiros - J. Quiros, Amolca
$42.00