M. Velhagen - E, Calderon, Trillas
$6.00
Dr. Ing. Harry Osers, Refolit C.a.
$12.28
Gaceta Nº 37.296, Rgraficas 2021
$2.00
C. Stone - R. Humphries, Mcgraw Hill
$90.00
D. Eiteman - A. Stonehill, Prentice Hall
$35.00
Lair Ribeiro - Lordello, Urano
$7.17
Gaceta Nº 39.668, Njr
$2.00
Hector R. Peñaranda Q., Ediluz
$13.13