Mario A. Hernandez O., Mcgraw Hill

$39.60

D. Cline - O. Ma -, Mcgraw Hill

$134.40

Esp. y Mgs. Aura M. Parra, Luz

$8.30

Bezares, Mcgraw Hill

$36.00

Roberto Arenas, Mcgraw Hill

$62.40

E. Hulley - S. Cummings, Wolters Kluwer

$127.38

O. Quiros - J. Quiros, Amolca

$50.40

W. Smith - T. Farrell, Wolters Kluwer

$90.00

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

$46.80

Schwartz y Otros, Mcgraw Hill

$62.40

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

E. Mayeaux - J. Cox, Lippincott

$170.40

C. Braun - C. Anderson, Lippincott

$114.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

P. Paulman - A. Paulman, Wolters Klumer

$82.09