Key, V. O. (1964). Politics, parties and pressure groups / by V.O. Key (5th ed.). Crowell.
Chicago Style (17th ed.) CitationKey, V. O. Politics, Parties and Pressure Groups / by V.O. Key. 5th ed. Crowell, 1964.
MLA (9th ed.) CitationKey, V. O. Politics, Parties and Pressure Groups / by V.O. Key. 5th ed. Crowell, 1964.
Warning: These citations may not always be 100% accurate.