S. Agabegi - E. Agabegi, Lippincott

$60.00

Miriam Guana, Mcgraw Hill

$61.89

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

Francisco A. Orduña P., Diaz de Santos

$36.00

D. Nicoll - C. Mark, Mcgraw Hill

$61.90

Lynn S. Bickley, Lippincott

$125.12

Rebecca L. Shoener, Mcgraw Hill

$42.00

C. Braun - C. Anderson, Lippincott

$114.00

Schwartz y Otros, Mcgraw Hill

$62.40

Gerard M. Doherty, Mcgraw Hill

$117.60

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.49

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

M. Nordin - V. Frankel, Lippincott

$96.00

Roberto Arenas, Mcgraw Hill

$62.40

Curtis M. Rimmerman, Lippincott

$75.60