APA (7th ed.) Citation

Hofstadter, D. R. (1998). Gödel, Escher, Bach: Un eterno y grácil bucle (6a. ed.). Tusquets.

Chicago Style (17th ed.) Citation

Hofstadter, Douglas R. Gödel, Escher, Bach: Un Eterno Y Grácil Bucle. 6a. ed. Barcelona: Tusquets, 1998.

MLA (9th ed.) Citation

Hofstadter, Douglas R. Gödel, Escher, Bach: Un Eterno Y Grácil Bucle. 6a. ed. Tusquets, 1998.

Warning: These citations may not always be 100% accurate.