APA (7th ed.) Citation

Omar Khayyam, FitzGerald, E., & Dulac, E. (2011). Rubáiyát of Omar Khayyam, Rendered into English Verse. Project Gutenberg.

Chicago Style (17th ed.) Citation

Omar Khayyam, Edward FitzGerald, and Edmund Dulac. Rubáiyát of Omar Khayyam, Rendered into English Verse. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Omar Khayyam, et al. Rubáiyát of Omar Khayyam, Rendered into English Verse. Project Gutenberg, 2011.

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