Piergiorgio Corbetta, Mcgraw-hill
$38.00
Martha Montilla, Vadell Hermanos
$6.00
J. Sanchez - S. Serrano, Diaz de Santos
$25.00
Jose Peña Solis, Ediciones Paredes
$18.00
Gaceta Nº 38.433, Njr
$1.26
Gaceta Nº 1.575, Njr
$2.00
Carlos E. Weffe H., Avdt
$7.74