C. Dieguez - R. Yturriaga, Mcgraw Hill

$48.00

J. Kassirer - J. Wong, Lippincott

$88.80

Gerard M. Doherty, Mcgraw Hill

$117.60

Thomas M. de Fer, Lippincott

$93.60

John T. Daugirdas, Lippincott

$86.40

D. Cline - O. Ma -, Mcgraw Hill

$134.40

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Trujillo - Becerra- Rivas, Mcgraw Hill

$111.48

D. Fitzgibbon - J. Loeser, Lippincott

$150.00

Schwartz y Otros, Mcgraw Hill

$62.40

$8.40

R. Baldor - A. Ehrlich, Lippincott

$156.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

M. Nordin - V. Frankel, Lippincott

$96.00

C. Braun - C. Anderson, Lippincott

$114.00