Pablo Rios Cabrera, Cognitus

$9.13

Aldebaran Contreras, Davide Publicidad

$8.40

H. Reichmann, Thomson

$42.00

Antonio Perez Esclarin, San Pablo

$8.40

$10.44

$1.51

Carreño, Kingkolor

$7.20

Jose Gregorio Bello P., Panapo

$7.20

Dario Linares Hernandez, Dl Editoriales

$10.69

$6.07

Ana Ponce de Leon, Ccs

$14.40

Miguel Del Cura, Paraninfo

$45.60

Norman E. Gronlund, Trillas

$34.91

Luis Quintana, Mcgraw Hill

$12.00

Antonio Luis Cardenas, Dasa

$4.80