Gaceta Nº 31.596 / 1.631, la Piedra
$2.00
Rodrigo Dick Perez Bravo, Alvaro Nora
$8.00
Hector R. Peñaranda Q., Cpluz
$10.00
Maria Teresa Machado, Maria Teresa Machado
$7.00
Gaceta Nº 6.017, Njr
$2.00
R. Hyatt - P. Scanlon, Lippincott
$23.50
M. Nordin - V. Frankel, Lippincott
$80.00
Saez-fernandez-gutierrez, Mcgraw Hill
$63.04