John T. Daugirdas, Lippincott

$86.40

J. Garcia - J. Lopez, Mcgraw Hill

$56.40

J. Kassirer - J. Wong, Lippincott

$88.80

D. Cline - O. Ma -, Mcgraw Hill

$134.40

Mario A. Hernandez O., Mcgraw Hill

$39.60

Leonard Crowley, Mcgraw Hill

$68.40

M. Nordin - V. Frankel, Lippincott

$96.00

Julio Sepulveda Saavedra, Mcgraw Hill

$108.00

R. Skeel - S. Khlief, Lippincott

$60.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

Rebecca L. Shoener, Mcgraw Hill

$42.00

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

R. Baldor - A. Ehrlich, Lippincott

$156.00

P. Paulman - A. Paulman, Wolters Klumer

$82.09

Schwartz y Otros, Mcgraw Hill

$62.40