O. Quiros - J. Quiros, Amolca

$50.40

B. Shakuntala Baliga, Mcgraw Hill

$108.00

Jose Saban Ruiz, Diaz de Santos

$96.00

Jose F. Gonzalez, Mcgraw Hill

$45.60

Miriam Guana, Mcgraw Hill

$61.89

Julio Sepulvedad S., Mcgraw Hill

$40.80

D. Nicoll - C. Mark, Mcgraw Hill

$61.90

R. Zane - J. Kosowsky, Lippincott

$55.20

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

T.w. Sadler, Lippincott

$38.40

J. Fuente - G. Heinze, Mcgraw Hill

$30.00

Rebecca L. Shoener, Mcgraw Hill

$42.00

M. Breskin - K. Dumith, Mcgraw Hill

$69.60

Burke A. Cunha, Mcgraw Hill

$30.00

Lynn S. Bickley, Lippincott

$125.12