(2016). R & D products Sultan Idris Education University 2016. Universiti Pendidikan Sultan Idris.
芝加哥风格引文R & D Products Sultan Idris Education University 2016. Perak: Universiti Pendidikan Sultan Idris, 2016.
MLA引文R & D Products Sultan Idris Education University 2016. Universiti Pendidikan Sultan Idris, 2016.
警告：这些引文格式不一定是100％准确.