Edison E. Villalobos A., Edison E. Villalobos A.

$6.17

Gaceta Nº 40.359, Njr

$3.80

Gaceta Nº 36.980, Dabosan

$2.00

C. Fernandez - L. Galguer, Mcgraw Hill

$23.00

Mitchell - Spencer - Otro, Pearson

$19.00

Gaceta Nº 37.657, Njr

$2.00

Larousse, Larousse

$4.00

Julio Rodriguez B., Ciencias Politicas

$5.50

$4.00

Miguel Ruiz - Jose Ruiz, Urano

$6.30

A. Rengel - Romberg, Ediciones Paredes

$10.87

Gaceta Nº 37.308, Ronellys

$1.00

Regezi - Sciubba, Mcgraw Hill

$50.00

Adriana Vigilanza Garcia, los Angeles Editores

$6.00

Richard A. Harvey, Lippincott

$84.50

Jose Saban Ruiz, Diaz de Santos

$80.00

Imelda Arana Saenz, Magisterio

$7.00

Gaceta No. 39.627, Ml

$8.00

Dr. Camilo Cruz, Taller Del Exito

$6.74

L. Blank - Anthony T., Mcgraw Hill

$30.00

Gaceta No. 37.319, Njr

$2.00

R. Leonsegui, Diaz de Santos

$40.00

Bid, Alfaomega

$23.91

Claudia Londoño Mateus, Fc Editorial

$30.00

C. Stone - R. Humphries, Mcgraw Hill

$90.00

Norma Del Carmen Santilli, Academica Española

$3.00

Gaceta Nº 4.623, Njr

$2.00

Gaceta Nº 39.338, Njr

$1.40

J. W. Santrock, Mc Grall Hill

$54.35

Gaceta Nº 6.129, Njr

$1.00