APA (7th ed.) Citation

Ellwood, C. A. (1915). Sociology in its psychological aspects (Ed., 2.). D. Appleton and Company.

Chicago Style (17th ed.) Citation

Ellwood, Charles A. Sociology in Its Psychological Aspects. Ed., 2. New York and London: D. Appleton and Company, 1915.

MLA (9th ed.) Citation

Ellwood, Charles A. Sociology in Its Psychological Aspects. Ed., 2. D. Appleton and Company, 1915.