APA (7th ed.) Citation

Ellwood, C. A. (1917). An introduction to social psychology. D. Appleton and company.

Chicago Style (17th ed.) Citation

Ellwood, Charles A. An Introduction to Social Psychology. New York, London: D. Appleton and company, 1917.

MLA (9th ed.) Citation

Ellwood, Charles A. An Introduction to Social Psychology. D. Appleton and company, 1917.