$6.07

Norman E. Gronlund, Trillas

$34.91

Aldebaran Contreras, Davide Publicidad

$8.40

Abel Cortese, Planeta

$30.00

Frida Diaz Barriga Arceo, Mcgraw Hill

$36.00

Antonio Perez Esclarin, San Pablo

$8.40

Daniel Goleman, Building

$27.95

L. Sagols - J. Linares, Mcgraw Hill

$25.20

$10.44

Carreño, Kingkolor

$7.20

Ana Ponce de Leon, Ccs

$14.40

Luis Quintana, Mcgraw Hill

$24.00

A. Rubio Gil, Diaz de Santos

$33.60

Luis Quintana, Mcgraw Hill

$12.00

Carlos Marx, Literatura Narrativa

$10.20