Francisco A. Orduña P., Diaz de Santos

$36.00

Thomas M. de Fer, Lippincott

$93.60

M. Nordin - V. Frankel, Lippincott

$96.00

Rebecca L. Shoener, Mcgraw Hill

$42.00

R. Baldor - A. Ehrlich, Lippincott

$156.00

Burke A. Cunha, Mcgraw Hill

$30.00

T.w. Sadler, Lippincott

$38.40

Roberto Arenas, Mcgraw Hill

$62.40

D. Nicoll - C. Mark, Mcgraw Hill

$61.89

Insp, Mcgraw Hill

$31.20

Leonard Crowley, Mcgraw Hill

$68.40

J. Kassirer - J. Wong, Lippincott

$88.80

Gerard M. Doherty, Mcgraw Hill

$117.60

Tintinalli, Mcgrawhill

$93.60

Julio Sepulvedad S., Mcgraw Hill

$40.80