APA (7th ed.) Citation

Hayes, E. C. (1915). Introduction to the study of sociology. D. Appleton and company.

Chicago Style (17th ed.) Citation

Hayes, Edward Cary. Introduction to the Study of Sociology. New York: D. Appleton and company, 1915.

MLA (9th ed.) Citation

Hayes, Edward Cary. Introduction to the Study of Sociology. D. Appleton and company, 1915.