APA (7th ed.) Citation

Watson, E. S. (1936). A history of newspaper syndicates in the United States, 1865-1935. [publisher not identified].

Chicago Style (17th ed.) Citation

Watson, Elmo Scott. A History of Newspaper Syndicates in the United States, 1865-1935. Chicago, Ill.: [publisher not identified], 1936.

MLA (9th ed.) Citation

Watson, Elmo Scott. A History of Newspaper Syndicates in the United States, 1865-1935. [publisher not identified], 1936.