APA (7th ed.) Citation

U.S. Census Bureau. Geography Division & U.S. Census Bureau. (2015). Congressional districts of the 114th Congress of the United States, January 2015-2017. United States Census Bureau.

Chicago Style (17th ed.) Citation

U.S. Census Bureau. Geography Division and U.S. Census Bureau. Congressional Districts of the 114th Congress of the United States, January 2015-2017. [Washington, D.C.]: United States Census Bureau, 2015.

MLA (9th ed.) Citation

U.S. Census Bureau. Geography Division and U.S. Census Bureau. Congressional Districts of the 114th Congress of the United States, January 2015-2017. United States Census Bureau, 2015.