APA (7th ed.) Citation

Clark, E. H. (1918). Constructive bee-keeping. Ulsaker Printing Company.

Chicago Style (17th ed.) Citation

Clark, Ed H. Constructive Bee-keeping. Fargo, N.D.: Ulsaker Printing Company, 1918.

MLA (9th ed.) Citation

Clark, Ed H. Constructive Bee-keeping. Ulsaker Printing Company, 1918.