M. Galera - M. I. Galera, Trillas
$6.00
Adriana Torres H., Trillas
$10.40
Jaime Rodriguez-arana, Juridica Venezolana
$5.40
C. Verde - S. Gentil, Trillas
$20.00
A. Rengel - Romberg, Organizacion Capriles
$30.43
M. Nordin - V. Frankel, Lippincott
$80.00
Gaceta No. 39.795, Njr
$1.40
Martha Montilla, Vadell Hermanos
$6.00
Gaceta Nº 38.654, Njr
$1.00
Salvador Zubiran, Mcgraw Hill
$56.00