APA (7th ed.) Citation

Sell, E. (1920). The faith of Islam (4. ed., rev. and enl.). Soc. for Promoting Christian Knowledge.

Chicago Style (17th ed.) Citation

Sell, Edward. The Faith of Islam. 4. ed., rev. and enl. London u.a: Soc. for Promoting Christian Knowledge, 1920.

MLA (9th ed.) Citation

Sell, Edward. The Faith of Islam. 4. ed., rev. and enl. Soc. for Promoting Christian Knowledge, 1920.