Ries, A. (1999). The 22 immutable laws of branding. Harper Collins.
Chicago Style (17th ed.) CitationRies, Al. The 22 Immutable Laws of Branding. London: Harper Collins, 1999.
MLA引文Ries, Al. The 22 Immutable Laws of Branding. Harper Collins, 1999.
警告:這些引文格式不一定是100%准確.