P. Montoya - M. Ramirez, Mcgraw Hill
$12.00
K. Lillemoe - W. Jarnagin, Lippincott
$187.00
Gaceta No. 37368, Rgraficas
$0.70
Gaceta Nº 39.912, Ml, C.a.
$2.85
Ricardo Bulmez, Urania
$15.00
A. Chiang y K. Wainwright, Mcgraw Hill
$46.00
Gaceta Nº 39.610, la Piedra
$2.50
Freddy Zambrano, Atenea
$5.86
Andrew S. Tanenbaum, Pearson Educacion
$25.00