Purkitt, H. E. (1996). World politics 96/97. Dushkin Pub. Group.
Chicago Style (17th ed.) CitationPurkitt, Helen E. World Politics 96/97. Guilford, Conn.: Dushkin Pub. Group, 1996.
MLA引文Purkitt, Helen E. World Politics 96/97. Dushkin Pub. Group, 1996.
警告:這些引文格式不一定是100%准確.