Schaap, B. D. (2004). Digital data to support development of a pesticide management plan for the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota. U.S. Geological Survey.
Chicago Style (17th ed.) CitationSchaap, Bryan D. Digital Data to Support Development of a Pesticide Management Plan for the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota. [Reston, Va.]: U.S. Geological Survey, 2004.
MLA (9th ed.) CitationSchaap, Bryan D. Digital Data to Support Development of a Pesticide Management Plan for the Standing Rock Indian Reservation, Sioux County, North Dakota, and Corson County, South Dakota. U.S. Geological Survey, 2004.
Warning: These citations may not always be 100% accurate.