APA (7th ed.) Citation

Royalty, R. M. (2013). Apocalypticism in Early Christianity.

Chicago Style (17th ed.) Citation

Royalty, Robert M. Apocalypticism in Early Christianity. 2013.

MLA (9th ed.) Citation

Royalty, Robert M. Apocalypticism in Early Christianity. 2013.

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