Jorge E. Burbano Ruiz, Mcgraw Hill
$35.00
Gaceta Nº 5.940, Ml
$3.00
Asdrubal Aguilar - Otros, Juridica Venezolana
$10.22
C. Pelekais - P. Gonzalez, Cira Pelekais
$6.52
P. Samuelson - W Nordhaus, Mcgraw Hill
$57.00
J. Badillo-r. Rodriguez, Limusa Noriega Editores
$28.00
Gaceta Nº 6.013, R Grafica
$1.80
Gaceta No. 6.017, Njr
$2.00
Tolo M. Rimsky, Mcgraw Hill
$41.00
Gaceta No. 39.795, Njr
$1.40