Miguel A. Rodriguez, Romor

$6.00

Carmela Bentivenga, Biosfera

$20.80

Serafin Mazparrote, Biosfera

$13.20

Serafin Mazparrote, Biosfera

$26.00

A. Diaz -n Rojas - Merzon, Mcgraw Hill

$12.78

Jose Martin Teixeira, Salesiana

$9.45

Alvaro Ruiz, Triangulo

$12.00

A. Di Parsia-w.hinds, Monfort

$7.20

$25.95

Z. de Feliu - A. Tineo, Cobo

$10.44

C. Salas - L. Marat, Pearson

$11.94

$5.76

Z. de Feliu - A. Tineo, Cobo

$10.44

Jose Luis Rada, Santillana

$25.95

Amalia Di Parsia-w.hinds, Monfort

$12.00