Jesus Alirio Silva, Cobo

$6.00

Roger G. Schroeder, Mcgraw Hill

$56.40

Johnson Leenders Flynn, Mcgarw Hill

$48.26

Salomon - Schell, Mcgraw Hill

$30.00

Gareth Jones - Jennifer M, Mcgraw Hill

$63.07

Javier Benavides Pañeda, Mcgraw Hill

$42.00

Carlos Asuaje Sequera, Buchivacoa

$10.19

Humberto Gutierrez Pulido, Mcgraw Hill

$42.00

Bid, Alfaomega

$28.70

Claudia Londoño Mateus, Fc Editorial

$36.00

Bateman - Snell, Mcgraw Hill

$43.20

Samuel A. Mantilla, Ecoe Ediciones

$27.18

I. Chiavenato - A. Sapiro, Mcgraw Hill

$32.40

J. Lopera, Intermedio

$8.35

S. Hernandez y Rodriguez, Mcgraw Hill

$32.40