$10.20

Miriam Perez Acevedo, San Pablo

$6.00

David Wechsler, Paidos

$9.47

$8.40

$10.20

Ricardo Gil Otaiza, San Pablo

$6.00

$9.60

Beatriz Goris, Homosapiens

$7.80

$14.40

Agustin de la Herran, Mcgraw Hill

$36.00

Jorge Ullua, Homosapiens

$6.96

$10.20

$11.48