J. Fuente - G. Heinze, Mcgraw Hill

$30.00

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

C. Stone - R. Humphries, Mcgraw Hill

$108.00

Curtis M. Rimmerman, Lippincott

$75.60

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

A. Herrera - M. Granados, Mcgraw Hill

$61.89

Jose F. Gonzalez, Mcgraw Hill

$45.60

Rebecca L. Shoener, Mcgraw Hill

$42.00

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

Mario A. Hernandez O., Mcgraw Hill

$39.60

R. Baldor - A. Ehrlich, Lippincott

$156.00

T. Browne - G. Holmes, Lippincott

$60.00

Salvador Zubiran, Mcgraw Hill

$67.20

Carlos A. Roldan, Lippincott

$135.60

Cassimeris

$102.00