APA (7th ed.) Citation

McDougall, W. (1936). An outline of psychology (7.ed.). Methuen.

Chicago Style (17th ed.) Citation

McDougall, William. An Outline of Psychology. 7.ed. London: Methuen, 1936.

MLA (9th ed.) Citation

McDougall, William. An Outline of Psychology. 7.ed. Methuen, 1936.