Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

$8.40

John T. Daugirdas, Lippincott

$86.40

F.j. Blanco - J.d. Cañete, Panamericana

$46.80

S. Agabegi - E. Agabegi, Lippincott

$60.00

Miriam Guana, Mcgraw Hill

$61.89

Lynn S. Bickley, Lippincott

$125.12

Mario A. Hernandez O., Mcgraw Hill

$39.60

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Alexandro Bonifaz, Mcgraw Hill

$60.00

Jose Saban Ruiz, Diaz de Santos

$96.00

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

C. Dieguez - R. Yturriaga, Mcgraw Hill

$48.00