P. Paulman - A. Paulman, Wolters Klumer

$82.09

A. Herrera - M. Granados, Mcgraw Hill

$61.89

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

$46.80

S. Mcphee - M. Papadakis, Mcgraw Hill

$93.60

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Rodolfo Rodriguez C., Mcgraw Hill

$49.20

Cassimeris

$102.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

T. Browne - G. Holmes, Lippincott

$60.00

J. Romero - G. Tena, Mcgraw Hill

$48.00

John T. Daugirdas, Lippincott

$86.40

Gerard M. Doherty, Mcgraw Hill

$117.60

Alexandro Bonifaz, Mcgraw Hill

$60.00

Tintinalli, Mcgrawhill

$93.60

R. Hyatt - P. Scanlon, Lippincott

$28.20