00533cam a2200181 4500 91679714 TxAuBib 20061207120000.0 101017s2010||||||||||||||||||||||||spa|u 34091 Project Gutenberg PGUSA spa TxAuBib Lebert, Marie. Del libro impreso al libro digital [Gutenberg] / by Marie Lebert. Project Gutenberg, 2010. Project Gutenberg. Copyrighted work. See license inside work. Electronic text. TXTLL