Merkl, P. H. (1967). Political continuity and change. New York: Harper & Row.
Trích dẫn kiểu ChicagoMerkl, Peter H. Political Continuity and Change. New York: Harper & Row, 1967.
MLA引文Merkl, Peter H. Political Continuity and Change. New York: Harper & Row, 1967.
警告：这些引文格式不一定是100％准确.