APA (7th ed.) Citation

Khayyám, O., Fitzgerald, E., & Appelbaum, S. (1990). The Rubáiyát of Omar Khayyám: First and Fifth Editions (First publication Dover edition.). Dover Publications, Inc..

Chicago Style (17th ed.) Citation

Khayyám, Omar, Edward Fitzgerald, and Stanley Appelbaum. The Rubáiyát of Omar Khayyám: First and Fifth Editions. First publication Dover edition. New York, USA: Dover Publications, Inc., 1990.

MLA (9th ed.) Citation

Khayyám, Omar, et al. The Rubáiyát of Omar Khayyám: First and Fifth Editions. First publication Dover edition. Dover Publications, Inc., 1990.