H. Norman Wright, Unilit

$7.41

Humberto Gutierrez Pulido, Mcgraw Hill

$35.00

Dr. Alberto Jose la Roche, Cibel Gutierrez

$7.00

Gaceta N° 30.782, Njr

$2.00

William R. Stanek, Mcgraw Hill

$20.00

Idalberto Chiavenato, Mcgraw Hill

$28.00

Varios, los Angeles Editores

$14.20

A. Vivas - O. Reyes, Feunet

$15.00

C. Ascenio Peralta, Mcgraw Hill

$30.00

H. Rondon de Sanson, Paredes

$7.50

Walsh - Fang - Fuster, Mcgraw Hill

$71.00

Gaceta Nº 40.106, Njr

$3.80

A. Chavez - J. Ledesma, Mcgraw Hil

$50.00

Armando. Info, la Hoja Del Norte

$10.00

Nilda Chirinos de Sanchez, Universidad de Carabobo

$7.72

S. Sanchez - L. Flores, Mcgraw Hill

$22.00

C.j.savant Jr. - M. Roden, Pearson Educacion

$21.00

Gabriel A. Cabrera Ibarra, Vadell Hermanos

$7.00

F. Kerlinger - H. Lee, Mcgraw Hill

$43.29

Pedro Ayerdi - F. Taberna, Popular

$8.00

Conny Mendez, Bienes Laconica

$5.00

L. Navas - D. Navas, San Pablo

$6.00

Maria Elena Napioni Berge, Diaz de Santos

$25.00

Mary C. Townsed, Mcgraw Hill

$55.00

Gaceta Nº 38.394, Nr

$1.00

Damodar Gujarati, Mcgraw Hill

$71.74

Gaceta No. 37.319, Njr

$2.00

Gaceta No. 39.592, Njr

$2.00

Dr. Lair Ribeiro, Urano

$6.50

Gaceta No. 39.627, Ml

$8.00