Gerard M. Doherty, Mcgraw Hill

$117.60

Vicente Ortiz, Mcgraw Hill

$61.89

Burke A. Cunha, Mcgraw Hill

$30.00

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Jose F. Gonzalez, Mcgraw Hill

$45.60

R. Zane - J. Kosowsky, Lippincott

$55.20

I. Martin - Lacave, Diaz de Santos

$72.00

J. Garcia - J. Lopez, Mcgraw Hill

$56.40

Francisco A. Orduña P., Diaz de Santos

$36.00

Linda E. Muños Espinosa, Mcgraw Hill

$144.00

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

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

$46.80

R. Baldor - A. Ehrlich, Lippincott

$156.00

Tintinalli, Mcgrawhill

$93.60

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60