Roa, F. C. (2007). Business ethics and social responsibility. Rex Book Store.
芝加哥风格引文Roa, Floriano C. Business Ethics and Social Responsibility. Manila: Rex Book Store, 2007.
MLA引文Roa, Floriano C. Business Ethics and Social Responsibility. Rex Book Store, 2007.
警告：这些引文格式不一定是100％准确.