Thomas M. de Fer, Lippincott

$93.60

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

Mario A. Hernandez O., Mcgraw Hill

$39.60

J. Garcia - J. Lopez, Mcgraw Hill

$56.40

Gerard M. Doherty, Mcgraw Hill

$117.60

D. Cline - O. Ma -, Mcgraw Hill

$134.40

Esp. y Mgs. Aura M. Parra, Luz

$8.30

S. Joo - A. Kau, Lippincott

$69.12

Curtis M. Rimmerman, Lippincott

$75.60

Schwartz y Otros, Mcgraw Hill

$62.40

Cassimeris

$102.00

J. Kassirer - J. Wong, Lippincott

$88.80

C. Stone - R. Humphries, Mcgraw Hill

$108.00

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

$46.80

E. Hulley - S. Cummings, Wolters Kluwer

$127.38