Tracy, B. (2014). Marketing: The brian tracy success library (Unabridged.). Your Coach Digital.
Chicago Style (17th ed.) CitationTracy, Brian. Marketing: The Brian Tracy Success Library. Unabridged. Rego Park: Your Coach Digital, 2014.
MLA引文Tracy, Brian. Marketing: The Brian Tracy Success Library. Unabridged. Your Coach Digital, 2014.
警告:這些引文格式不一定是100%准確.