APA (7th ed.) Citation

Omar Khayyam. (1898). Rubaiyat of Omar Khayyam. H. M. Caldwell co.

Chicago Style (17th ed.) Citation

Omar Khayyam. Rubaiyat of Omar Khayyam. New York: H. M. Caldwell co, 1898.

MLA (9th ed.) Citation

Omar Khayyam. Rubaiyat of Omar Khayyam. H. M. Caldwell co, 1898.