Lenz, L. (2008). Power and policy: America's first steps to superpower, 1889-1922. Algora Pub..
Chicago Style (17th ed.) CitationLenz, Lawrence. Power and Policy: America's First Steps to Superpower, 1889-1922. New York: Algora Pub., 2008.
MLA引文Lenz, Lawrence. Power and Policy: America's First Steps to Superpower, 1889-1922. Algora Pub., 2008.
警告:這些引文格式不一定是100%准確.