Gaceta Nº 40.112, Njr
$1.00
Luis Alberto Rodriguez, Livrosca
$8.50
Pablo Corral Anuarbe, Mcgraw Hill
$41.52
Andrew S. Tanenbaum, Pearson Educacion
$25.00
Saez-fernandez-gutierrez, Mcgraw Hill
$63.04
Gaceta Nº 5.940, Ml
$3.00
Omar Rodriguez Aguero, Atenea
$7.17
Oscar Pierre Tapia, Pierre Tapia
$6.00