APA (7th ed.) Citation

Evans, R. F. (1968). Four letters of Pelagius. Black.

Chicago Style (17th ed.) Citation

Evans, Robert F. Four Letters of Pelagius. London: Black, 1968.

MLA (9th ed.) Citation

Evans, Robert F. Four Letters of Pelagius. Black, 1968.

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