APA (7th ed.) Citation

Mielke, J. E. (1995). U.S. Geological Survey: Its mission and its future (?). Congressional Research Service, Library of Congress.

Chicago Style (17th ed.) Citation

Mielke, James E. U.S. Geological Survey: Its Mission and Its Future (?). [Washington, D.C.]: Congressional Research Service, Library of Congress, 1995.

MLA (9th ed.) Citation

Mielke, James E. U.S. Geological Survey: Its Mission and Its Future (?). Congressional Research Service, Library of Congress, 1995.