Library of Congress. Congressional Research Service. (1986). Congress and pressure groups: Lobbying in a modern democracy : a report. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationLibrary of Congress. Congressional Research Service. Congress and Pressure Groups: Lobbying in a Modern Democracy : A Report. Washington: U.S. Government Printing Office, 1986.
MLA (9th ed.) CitationLibrary of Congress. Congressional Research Service. Congress and Pressure Groups: Lobbying in a Modern Democracy : A Report. U.S. Government Printing Office, 1986.
Warning: These citations may not always be 100% accurate.