Carlos E. Weffe H., Avdt
$7.74
Juan Eliezer Ruiz Blanco, Ediciones Libra
$14.74
F. Barriga - G. Hernandez, Mcgraw Hill
$28.00
Jacqueline Hurtado, Quiron
$12.61
C. Dieguez - R. Yturriaga, Mcgraw Hill
$40.00
Luis Eduardo Mendoza, Vadell
$6.00