$5.76

A. Di Parsia - W.hinds, Monfort

$7.20

Serafin Mazparrote, Biosfera

$29.04

Serafin Mazparrote, Biosfera

$13.20

Juan Camacaro, Terra Editores

$19.73

A. Diaz -n Rojas - Merzon, Mcgraw Hill

$12.78

$6.00

Jose Luis Rada, Santillana

$22.77

Maria M. Fernandez, Triangulo

$16.80

Alvaro Ruiz, Ofitexto

$12.00

$31.88

Z. Feliu - A. Tineo, Cobo

$10.44

Z. de Feliu - A. Tineo, Cobo

$10.44

Miguel A. Rodriguez, Romor

$6.00

Serafin Mazparrote, Biosfera

$16.63