Gaceta N. 40.639, la Piedra
$4.00
L. Speroff - M. Fritz, Lippincott
$238.40
Omar Rodriguez Aguero, Atenea
$7.17
Margarita A. de Sanchez, Trillas
$25.00
Nelly Sanchez Pantaleon, Livrosca
$11.99
Anil K. Lalwani, Macgraw Hill
$48.00
W. Smith - J. Hashemi, Mcgraw Hill
$68.00
Luis Peru de Lacroix
$1.00