D. Nicoll - C. Mark, Mcgraw Hill

$61.90

Maria A. Obando, Ula

$12.00

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

$46.80

R. Baldor - A. Ehrlich, Lippincott

$156.00

T.w. Sadler, Lippincott

$38.40

Esp. y Mgs. Aura M. Parra, Luz

$8.30

D. Fitzgibbon - J. Loeser, Lippincott

$150.00

Mario A. Hernandez O., Mcgraw Hill

$39.60

E. Hulley - S. Cummings, Wolters Kluwer

$127.38

Thomas M. de Fer, Lippincott

$93.60

A. Herrera - M. Granados, Mcgraw Hill

$61.89

Curtis M. Rimmerman, Lippincott

$75.60

J. Romero - G. Tena, Mcgraw Hill

$48.00

Salvador Zubiran, Mcgraw Hill

$67.20

Cassimeris

$102.00