J. Alonso Santos, Diaz de Santos
$37.00
Margarita A. de Sanchez, Trillas
$10.00
L. Speroff - M. Fritz, Lippincott
$238.40
J. Rivas Miranda, Mcgraw Hill
$25.00
Omar Rodriguez Aguero, Atenea
$7.17
C. Verde - S. Gentil, Trillas
$20.00
Gaceta Nº 30.597, Njr
$1.00