Gaceta No. 39.019, Njr

$2.00

Gaceta Nº 5.928, Njr

$2.85

Francisco A. Orduña P., Diaz de Santos

$30.00

J. Romero - G. Tena, Mcgraw Hill

$40.00

J. Silvestre Mendez, Mcgraw Hill

$48.00

Antonio Perez Esclarin, San Pablo

$6.08

Fernando Savater, Ariel

$7.50

Rhonda Byrne, Artia

$9.50

Rob Mcbride, Jupiter

$6.00

John D. Greenwood, Mcgraw Hill

$30.00

$10.00

Fernando Savater, Ariel

$7.50

Mia Astral, Planeta

$9.50

Gaceta N° 40.846, Njr

$2.00

Gaceta Nº 40.351, Njr

$2.00

Jose Farid H, Farid

$6.96

Roberto Goldschmidt, Ucab

$7.00

Emilio Calvo Baca, Ediciones Libra

$20.35

H. Gutierrez-r.de la Vara, Mcgraw Hill

$50.00

Luis Alberto Rodriguez, Livrosca

$10.00

Mª de la Luz Balderas P., Mcgraw Hill

$47.00

Ivan Mirabal Rendon, Universitas

$10.00

Barbara Janson Cohen, Lippincot

$40.00

D. Wicox - G. Cameron, Pearson

$58.70

Tito Balza Santaella, Tito Balza Santaella

$5.00

Marisol Aguirre, Univ. Ezequiel Zamora

$14.03

Fortunato Brown, Ediciones Z

$7.00

Gaceta Nº 41.157, la Piedra

$3.50

Gaceta No. 39.423, Njr

$2.00

B. Walters - C. Moredich, Mcgraw Hill

$30.00