APA aipamena

(2016). R & D products Sultan Idris Education University 2016. Universiti Pendidikan Sultan Idris.

Chicago Style aipamena

R & D Products Sultan Idris Education University 2016. Perak: Universiti Pendidikan Sultan Idris, 2016.

MLA aipamena

R & D Products Sultan Idris Education University 2016. Universiti Pendidikan Sultan Idris, 2016.