Eduardo Rosset Cardenal, Publisher Fifth Avenue
$4.80
Gaceta Nº 40.468, la Piedra
$1.40
F. Barriga - G. Hernandez, Mcgraw Hill
$28.00
Hector Ramon Peñaranda Q., Luz
$10.00
Angel R. Fajardo H., Editorial Nus Caracas
$5.40
Freedy J . Orlando S., Ucv
$13.49
Gaceta Nº 5.129, R Graficas 2021
$2.07
Gaceta Nº 6.211, Rgraficas 2021
$2.00