J. Garcia - J. Lopez, Mcgraw Hill

$56.40

Schwartz y Otros, Mcgraw Hill

$62.40

R. Baldor - A. Ehrlich, Lippincott

$156.00

C. Braun - C. Anderson, Lippincott

$114.00

John T. Daugirdas, Lippincott

$86.40

Gerard M. Doherty, Mcgraw Hill

$117.60

J. Kassirer - J. Wong, Lippincott

$88.80

Esp. y Mgs. Aura M. Parra, Luz

$8.30

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

Salvador Zubiran, Mcgraw Hill

$67.20

Jose Saban Ruiz, Diaz de Santos

$96.00

Fernando Guzman Toro, Vadell Hermanos

$14.40

Miriam Guana, Mcgraw Hill

$61.89

S. Agabegi - E. Agabegi, Lippincott

$60.00

Patrick W. Tank, Lippincott

$42.00