W. Smith - J. Hashemi, Mcgraw Hill
$68.00
Bateman - Snell, Mcgraw Hill
$36.00
Robert S. Feldman, Mcgraw Hill
$40.00
William Fuentes Hernandez, Liber
$7.00
Gaceta Nº 38.596, la Piedra
$2.85
Laura Hernandez Ramirez, Mc Graw Hill
$8.00
R. Hyatt - P. Scanlon, Lippincott
$23.50
Carlos E. Weffe H., Avdt
$7.74