APA (7th ed.) Citation

Gulen, M. F. (2004). Key concepts in the practice of Sufism. Saba Islamic Media.

Chicago Style (17th ed.) Citation

Gulen, M. Fethullah. Key Concepts in the Practice of Sufism. Kuala Lumpur: Saba Islamic Media, 2004.

MLA (9th ed.) Citation

Gulen, M. Fethullah. Key Concepts in the Practice of Sufism. Saba Islamic Media, 2004.

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