$8.50

Ricardo Gil Otaiza, San Pablo

$5.00

$9.57

Agustin de la Herran, Mcgraw Hill

$30.00

$12.00

$7.00

$8.50

Miriam Perez Acevedo, San Pablo

$5.00

$8.50

V. Mir - D. Corominas, Narcea

$5.00

Beatriz Goris, Homosapiens

$6.50

David Wechsler, Paidos

$7.89

$8.00