Gaceta N. 39.912, la Piedra
$2.50
Lind - Marchal - Wathen, Mcgraw Hill
$51.91
Emilia Bermudez, Cpluz
$6.00
Ciro Fernando Camerlingo, Buchivacoa
$8.50
M. Morris Mano - Ch. Kime, Prentice Hall
$22.00
Hector R. Peñaranda Q., Cpluz
$10.00
D. Eiteman - A. Stonehill, Prentice Hall
$35.00
A. Gllotti - R. Ruiz, Colec. Manuales Practicos
$6.67