APA (7th ed.) Citation

Busse, H. (2011). Caliph. Religion Past and Present online. doi:10.1163/1877-5888_rpp_SIM_11205

Chicago Style (17th ed.) Citation

Busse, Heribert. "Caliph." Religion Past and Present Online 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_11205.

MLA (8th ed.) Citation

Busse, Heribert. "Caliph." Religion Past and Present Online, 2011, https://doi.org/10.1163/1877-5888_rpp_SIM_11205.

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