Gaceta Nº 5.991, Njr
$2.00
Gaceta Nº 40.106, Njr
$2.00
H. Koontz - H. Weihrich, Mcgraw Hill
$71.00
Milton & Arnold, Mcgraw Hill
$28.00
Gaceta Nº 40.608, R Grafica 2021
$2.00
C. Burrus - J. Mcclellan, Prentice Hall
$12.28
Gaceta Nº 30.597, Njr
$1.00
Dr. Ing. Harry Osers, Refolit C.a.
$12.28
Gaceta Nº 39.808, Njr
$2.00
Juan R. Cuadrado Roura, Mcgraw Hill
$30.00
W. Bauer - G. Westfall, Mcgraw Hill
$40.00