Khoo, S. P. (2005). Case book. Universiti Kebangsaan Malaysia.
Chicago Style (17th ed.) CitationKhoo, Say Peng. Case Book. Kuala Lumpur: Universiti Kebangsaan Malaysia, 2005.
MLA引文Khoo, Say Peng. Case Book. Universiti Kebangsaan Malaysia, 2005.
警告:這些引文格式不一定是100%准確.