Cita APA

McDougall, W. 1., & McDougall, W. 1. (1922). An Introduction to social psychology (17edition.). London: Methuen.

Citación estilo Chicago

McDougall, William 1871-1938, y William 1871-1938 McDougall. An Introduction to Social Psychology. 17edition. London: Methuen, 1922.

Cita MLA

McDougall, William 1871-1938, y William 1871-1938 McDougall. An Introduction to Social Psychology. 17edition. London: Methuen, 1922.