Patrick W. Tank, Lippincott

$35.00

R. Skeel - S. Khlief, Lippincott

$50.00

Gerard M. Doherty, Mcgraw Hill

$98.00

S. Joo - A. Kau, Lippincott

$57.60

B. Shakuntala Baliga, Mcgraw Hill

$90.00

A. Herrera - M. Granados, Mcgraw Hill

$51.58

John T. Daugirdas, Lippincott

$72.00

O. Quiros - J. Quiros, Amolca

$42.00

Jose F. Gonzalez, Mcgraw Hill

$38.00

Alexandro Bonifaz, Mcgraw Hill

$50.00

Esp. y Mgs. Aura M. Parra, Luz

$6.92

M. Breskin - K. Dumith, Mcgraw Hill

$58.00

I. Martin - Lacave, Diaz de Santos

$60.00

Leonard Crowley, Mcgraw Hill

$57.00

G. Frendl - R. Urman, Lippincott

$45.33