APA (7th ed.) Citation

McDougall, W. (1916). An introduction to social psychology (10th ed.). Methuen & Co.

Chicago Style (17th ed.) Citation

McDougall, William. An Introduction to Social Psychology. 10th ed. London: Methuen & Co, 1916.

MLA (9th ed.) Citation

McDougall, William. An Introduction to Social Psychology. 10th ed. Methuen & Co, 1916.