Antonio Perez Esclarin, San Pablo

$6.00

$1.51

Livian Navarro Caro, Panapo

$1.20

Jose Gregorio Bello P., Panapo

$7.20

Norman E. Gronlund, Trillas

$34.91

A. Rubio Gil, Diaz de Santos

$33.60

Pablo Rios Cabrera, Cognitus

$9.13

$14.40

Carreño, Kingkolor

$7.20

Prof. Ramon Grau, Ediciones Grau

$7.20

Frida Diaz Barriga Arceo, Mcgraw Hill

$36.00

Carlos Marx, Literatura Narrativa

$10.20

Miguel Del Cura, Paraninfo

$45.60

Ana Ponce de Leon, Ccs

$14.40

Antonio Perez Esclarin, San Pablo

$7.29