APA (7th ed.) Citation

Allies, T. W. (1865). The formation of Christendom. Longman, Green.

Chicago Style (17th ed.) Citation

Allies, T. W. The Formation of Christendom. London: Longman, Green, 1865.

MLA (9th ed.) Citation

Allies, T. W. The Formation of Christendom. Longman, Green, 1865.

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