Francisco A. Orduña P., Diaz de Santos

$36.00

John T. Daugirdas, Lippincott

$86.40

Cassimeris

$102.00

P. Paulman - A. Paulman, Wolters Klumer

$82.09

D. Cline - O. Ma -, Mcgraw Hill

$134.40

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

Schwartz y Otros, Mcgraw Hill

$62.40

Joseph E. Muscolino, Lippincott

$69.60

Fernando Guzman Toro, Vadell Hermanos

$14.40

E. Mayeaux - J. Cox, Lippincott

$170.40

Alexandro Bonifaz, Mcgraw Hill

$60.00

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

Miriam Guana, Mcgraw Hill

$61.89