APA (7th ed.) Citation

Emerson, O. F. (1894). The history of the English language. Macmillan.

Chicago Style (17th ed.) Citation

Emerson, Oliver F. The History of the English Language. New York: Macmillan, 1894.

MLA (9th ed.) Citation

Emerson, Oliver F. The History of the English Language. Macmillan, 1894.