Joseph J. Zorc, Lippincott

$63.00

Rogelio Rodriguez Bonito, Mcgraw Hill

$51.58

Him, Mcgraw Hill

$200.00

Paritosh Prasad, Lippincot

$35.00

Jesus Rodriguez Lastra, Universidad de Carabobo

$15.00

Greydanus - Feinberg - Pa, Mcgraw Hill

$45.50

Pedro Del Castillo, Diana

$9.33

T. Gomella - Cunningham, Mcgraw Hill

$50.00

R. Rodriguez Herrera, Mcgraw Hill

$30.00