ZEISS, T. (2000). NINE ESSENTIAL LAWS FOR BECOMING INFLUENTIAL.
Chicago Style (17th ed.) CitationZEISS, TONY. NINE ESSENTIAL LAWS FOR BECOMING INFLUENTIAL. 2000.
MLA引文ZEISS, TONY. NINE ESSENTIAL LAWS FOR BECOMING INFLUENTIAL. 2000.
警告：這些引文格式不一定是100％准確.