APA (7th ed.) Citation

Elena, A. (1989). A hombros de gigantes. Alianza.

Chicago Style (17th ed.) Citation

Elena, Alberto. A Hombros De Gigantes. Madrid: Alianza, 1989.

MLA (9th ed.) Citation

Elena, Alberto. A Hombros De Gigantes. Alianza, 1989.

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