Oscar E. Ochoa, Ucab

$12.00

Gaceta Nº 39.112, Njr

$2.00

Frank Mile, Livrosca

$10.00

Jesus Mora Contreras, Ula

$7.00

$10.00

Gaceta Nº 40.321, Njr

$2.00

Jesus Rodriguez Lastra, Universidad Carabobo

$8.00

Alexis Latuff B., Horizonte

$6.00

Gaceta Nº 40.011, Njr

$2.30

Alberto Alvarez Arango, Mcgraw Hill

$1.00

Gaceta Nº 39.627, R Graficas 2021

$2.85

Lourdes Cortes de Aragon, San Pablo

$7.00

A. Serrano - L. Tejedor, Diaz de Santos

$35.00

Sopena, Sopena

$6.00

Gaceta Nº 6.210, la Piedra

$2.85

Dr. Lair Ribeiro, Urano

$6.50

M. Stanley - K. Blair, Mcgraw Hill

$75.00

Roger S. Pressman, Mcgraw Hill

$46.53

P. Camacho - H. Gharib, Lippincott

$70.13

A. Chavez - J. Ledesma, Mcgraw Hil

$50.00

Rafael Bernand, Vadell Hermanos

$7.00

Hernando Grisanti A., Vadell Hermanos

$1.00

Victor Genaro Jansen R., Alvaro Nora

$7.00

Jose Luis Lopez Alvarez, Limusa

$19.00

Jaime Lopera, Diana

$17.95

Augusto Cury, Planeta

$10.00

Dennis A. Casciato, Lippincott

$50.00

Ivan Mirabal Rendon, Universitas

$10.00

Daniel Goleman, Javier Vergara

$10.00

Gaceta Nº 40.093, Njr

$1.00