APA (7th ed.) Citation

Simpson, C. B. (1902). Report on codling-moth investigations in Northwest during 1901. U.S. G.P.O..

Chicago Style (17th ed.) Citation

Simpson, C. B. Report on Codling-moth Investigations in Northwest During 1901. [Washington, D.C.]: U.S. G.P.O., 1902.

MLA (9th ed.) Citation

Simpson, C. B. Report on Codling-moth Investigations in Northwest During 1901. U.S. G.P.O., 1902.