Rodolfo Rodriguez C., Mcgraw Hill

$49.20

Gerard M. Doherty, Mcgraw Hill

$117.60

Salvador Zubiran, Mcgraw Hill

$67.20

S. Agabegi - E. Agabegi, Lippincott

$60.00

Linda E. Muños Espinosa, Mcgraw Hill

$144.00

T. Browne - G. Holmes, Lippincott

$60.00

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

Rebecca L. Shoener, Mcgraw Hill

$42.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

C. Dieguez - R. Yturriaga, Mcgraw Hill

$48.00

Kasper - Braunwald y Otro, Mcgraw Hill

$185.22

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Esp. y Mgs. Aura M. Parra, Luz

$8.30