APA (7th ed.) Citation

Crone, P. (2009). Islam and religious freedom. XXX. Deutscher Orientalistentag.

Chicago Style (17th ed.) Citation

Crone, Patricia. "Islam and Religious Freedom." XXX. Deutscher Orientalistentag 2009.

MLA (8th ed.) Citation

Crone, Patricia. "Islam and Religious Freedom." XXX. Deutscher Orientalistentag, 2009.

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