00592cam a2200193 4500 544200151 TxAuBib 20211221120000.0 211220s2021||||||||||||||||||||||||spa|u 66979 Project Gutenberg PGUSA spa TxAuBib Pérez Galdós, Benito. Tristana [Gutenberg] / Benito Pérez Galdós. Project Gutenberg, 2021. Project Gutenberg ; 66979 Public domain in the USA. Electronic text. Project Gutenberg ; 66979. http://www.gutenberg.org/ebooks/66979