R. Ahumada - A.montenegro, Trillas
$10.00
Miguel Raul Gomez G., Terra Editores
$15.60
Gaceta, la Piedra
$4.00
Gaceta Nº 39.808, Njr
$2.00
Luciano Lupini Bianchi, Ciencias Politica
$6.00
J. Sanchez - S. Serrano, Diaz de Santos
$25.00
K. Leveno - G. Cunningham, Mcgraw Hill
$276.30
Robert S. Feldman, Mcgraw Hill
$40.00
Alayon - Carballo - Daza, Ucab
$9.15
L. Speroff - M. Fritz, Lippincott
$238.40
F. Barriga - G. Hernandez, Mcgraw Hill
$28.00
Saez-fernandez-gutierrez, Mcgraw Hill
$63.04