APA (7th ed.) Citation

Barrett, C. K. (1983). Gnosis and the Apocalypse of John.

Chicago Style (17th ed.) Citation

Barrett, Charles K. Gnosis and the Apocalypse of John. 1983.

MLA (9th ed.) Citation

Barrett, Charles K. Gnosis and the Apocalypse of John. 1983.

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