Salvador Leal Wilhelm, Vadell Hermanos
$7.00
Hernando Grisanti A., Vadell Hermanos
$1.00
Hector R. Peñaranda Q., Cpluz
$10.00
M. Block - I. Marash, Fc Editorial
$37.00
P. Samuelson - W Nordhaus, Mcgraw Hill
$57.00
Gaceta Nº 40.112, Njr
$1.00
F. Villasmil - M. Villasm, Libreria Europa
$1.00
Gaceta No. 37368, Rgraficas
$0.70