APA (7th ed.) Citation

(1991). Payam-i falsafi-yi Khayyam. [s.n.].

Chicago Style (17th ed.) Citation

Payam-i Falsafi-yi Khayyam. [s.n.], 1991.

MLA (8th ed.) Citation

Payam-i Falsafi-yi Khayyam. [s.n.], 1991.

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