Esp. y Mgs. Aura M. Parra, Luz

$6.92

J. Cloherty - E. Eichenwa, Lippincott

$70.13

Julio Sepulveda Saavedra, Mcgraw Hill

$90.00

P. Paulman - A. Paulman, Wolters Klumer

$68.41

D. Cline - O. Ma -, Mcgraw Hill

$112.00

R. Baldor - A. Ehrlich, Lippincott

$130.00

Curtis M. Rimmerman, Lippincott

$63.00

Joseph E. Muscolino, Lippincott

$58.00

Patrick W. Tank, Lippincott

$35.00

Gerard M. Doherty, Mcgraw Hill

$98.00

Salvador Zubiran, Mcgraw Hill

$56.00

Leonard Crowley, Mcgraw Hill

$57.00

Schwartz y Otros, Mcgraw Hill

$52.00

Bezares, Mcgraw Hill

$30.00

C. Dieguez - R. Yturriaga, Mcgraw Hill

$40.00