Feliu - Tineo - Gonzalez, Cobo
$8.70
P. Samuelson - W Nordhaus, Mcgraw Hill
$57.00
Gaceta Nº 38.654, Njr
$1.00
Carlos Moros Puentes, Juridicas Rincon
$6.00
Allan Brewer- Carias, Juridica Venezolana
$10.87
Gaceta N. 38.763, Njr
$1.00
Martha Montilla, Vadell Hermanos
$6.00
Dr. Ing. Harry Osers, Refolit C.a.
$12.28