APA (7th ed.) Citation

Shah, I., & Graves, R. (1971). The Sufis. Anchor Books.

Chicago Style (17th ed.) Citation

Shah, Idries, and Robert Graves. The Sufis. New York: Anchor Books, 1971.

MLA (8th ed.) Citation

Shah, Idries, and Robert Graves. The Sufis. Anchor Books, 1971.

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