Maria A. Obando, Ula

$12.00

I. Martin - Lacave, Diaz de Santos

$72.00

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Thomas M. de Fer, Lippincott

$93.60

P. Paulman - A. Paulman, Wolters Klumer

$82.09

Francisco A. Orduña P., Diaz de Santos

$36.00

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

D. Cline - O. Ma -, Mcgraw Hill

$134.40

R. Zane - J. Kosowsky, Lippincott

$55.20

S. Mcphee - M. Papadakis, Mcgraw Hill

$93.60

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

Joseph E. Muscolino, Lippincott

$69.60

B. Shakuntala Baliga, Mcgraw Hill

$108.00

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Fernando Guzman Toro, Vadell Hermanos

$14.40