A. Rubio Gil, Diaz de Santos

$33.60

L. Sagols - J. Linares, Mcgraw Hill

$25.20

Luis Quintana, Mcgraw Hill

$24.00

$6.07

Antonio Perez Esclarin, San Pablo

$8.40

Frida Diaz Barriga Arceo, Mcgraw Hill

$36.00

H. Reichmann, Thomson

$42.00

Aldebaran Contreras, Davide Publicidad

$8.40

Carlos Marx, Literatura Narrativa

$10.20

$10.20

Antonio Luis Cardenas, Dasa

$4.80

$10.44

Prof. Ramon Grau, Ediciones Grau

$7.20

Norman E. Gronlund, Trillas

$34.91

Victor Colina, Biosfera

$9.24