Rodolfo Rodriguez C., Mcgraw Hill

$49.20

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

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

$46.80

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

R. Skeel - S. Khlief, Lippincott

$60.00

Gerard M. Doherty, Mcgraw Hill

$117.60

Francisco A. Orduña P., Diaz de Santos

$36.00

G. Frendl - R. Urman, Lippincott

$54.39

Alexandro Bonifaz, Mcgraw Hill

$60.00

T. Browne - G. Holmes, Lippincott

$60.00

R. Zane - J. Kosowsky, Lippincott

$55.20

C. Stone - R. Humphries, Mcgraw Hill

$108.00

Miriam Guana, Mcgraw Hill

$61.89

D. Cline - O. Ma -, Mcgraw Hill

$134.40

Patrick W. Tank, Lippincott

$42.00