Samuel A. Mantilla, Ecoe Ediciones

$27.18

M. Yarnell - Rene R. Yarn, Tm Prima

$7.29

Bid, Alfaomega

$28.69

D. Wicox - G. Cameron, Pearson

$70.43

Gareth Jones - Jennifer M, Mcgraw Hill

$63.07

$7.20

J. Lopera, Intermedio

$8.35

Roger G. Schroeder, Mcgraw Hill

$56.40

Araceli Alvarado Falcon, Mcgraw Hill

$75.60

Claudia Londoño Mateus, Fc Editorial

$36.00

Cesar R. Gallo P., Ebvc

$7.80

Johnson Leenders Flynn, Mcgarw Hill

$48.26

Javier Benavides Pañeda, Mcgraw Hill

$42.00

S. Hernandez y Rodriguez, Mcgraw Hill

$32.40

Cesar R. Gallo P., Ebvc

$7.80