Maria A. Obando, Ula

$12.00

Insp, Mcgraw Hill

$31.20

Thomas M. de Fer, Lippincott

$93.60

G. Rodriguez - J. Vaquero, Diaz de Santos

$63.60

I. Martin - Lacave, Diaz de Santos

$72.00

Esp. y Mgs. Aura M. Parra, Luz

$8.30

T.w. Sadler, Lippincott

$38.40

B. Shakuntala Baliga, Mcgraw Hill

$108.00

Julio Sepulvedad S., Mcgraw Hill

$40.80

Rebecca L. Shoener, Mcgraw Hill

$42.00

C. Braun - C. Anderson, Lippincott

$114.00

Miriam Guana, Mcgraw Hill

$61.89

Kasper - Braunwald y Otro, Mcgraw Hill

$185.22

$8.40

C. Stone - R. Humphries, Mcgraw Hill

$108.00