Choong, L. T. (1993). Case studies. Universiti Kebangsaan Malaysia.
Chicago Style (17th ed.) CitationChoong, Leong Tong. Case Studies. Kuala Lumpur: Universiti Kebangsaan Malaysia, 1993.
MLA引文Choong, Leong Tong. Case Studies. Universiti Kebangsaan Malaysia, 1993.
警告:這些引文格式不一定是100%准確.