Wallbank. Civilization Past and Present (5th ed.). Cambridge / Routledge / Oxford.
Chicago Style (17th ed.) CitationWallbank. Civilization Past and Present. 5th ed. London / New York: Cambridge / Routledge / Oxford.
MLA引文Wallbank. Civilization Past and Present. 5th ed. Cambridge / Routledge / Oxford.
警告:這些引文格式不一定是100%准確.