Curtis M. Rimmerman, Lippincott

$63.00

J. Garcia - J. Lopez, Mcgraw Hill

$47.00

B. Shakuntala Baliga, Mcgraw Hill

$90.00

D. Nicoll - C. Mark, Mcgraw Hill

$51.58

R. Baldor - A. Ehrlich, Lippincott

$130.00

J. Romero - G. Tena, Mcgraw Hill

$40.00

S. Joo - A. Kau, Lippincott

$57.60

Alexandro Bonifaz, Mcgraw Hill

$50.00

Rebecca L. Shoener, Mcgraw Hill

$35.00

Miriam Guana, Mcgraw Hill

$51.58

Francisco A. Orduña P., Diaz de Santos

$30.00

Julio Sepulvedad S., Mcgraw Hill

$34.00

Esp. y Mgs. Aura M. Parra, Luz

$6.92

Burke A. Cunha, Mcgraw Hill

$25.00

Julio Sepulveda Saavedra, Mcgraw Hill

$90.00