APA (7th ed.) Citation

Joyce, G. H. (1923). Principles of natural theology (3d ed.). Longmans, Green.

Chicago Style (17th ed.) Citation

Joyce, George Hayward. Principles of Natural Theology. 3d ed. London: Longmans, Green, 1923.

MLA (8th ed.) Citation

Joyce, George Hayward. Principles of Natural Theology. 3d ed. Longmans, Green, 1923.

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