F. Villasmil - M. Villasm, Libreria Europa
$1.00
Gaceta Nº 39.808, Njr
$2.00
J. Granero - M. Ferrando, Fc Editorial
$34.00
Sue Kay - Vaughan Jones, Macmillan
$1.00
C. Burrus - J. Mcclellan, Prentice Hall
$12.28
Dr. Camilo Cruz, Taller Del Exito
$8.00
Marco A. Romero Rivero, Vadell
$7.00
Gaceta N. 40.639, Njr
$2.00
Luciano Lupini Bianchi, Ciencias Politica
$6.00
Gaceta N° 40.029, Njr
$1.00