Dunwell, F. F. (2008). Hudson: America's river. Columbia University Press.
Chicago Style (17th ed.) CitationDunwell, Frances F. Hudson: America's River. New York: Columbia University Press, 2008.
MLA引文Dunwell, Frances F. Hudson: America's River. Columbia University Press, 2008.
警告:這些引文格式不一定是100%准確.