Buchanan, W. (1988). Understanding political variables (4th ed.). Macmillan Pub. Co.
Chicago Style (17th ed.) CitationBuchanan, William. Understanding Political Variables. 4th ed. New York: Macmillan Pub. Co, 1988.
MLA (9th ed.) CitationBuchanan, William. Understanding Political Variables. 4th ed. Macmillan Pub. Co, 1988.
Warning: These citations may not always be 100% accurate.