Zulkifley Mohamed. (2002). Aktiviti 5S: Sisih, susun, sapu, seragam dan sentiasa praktik. Utusan Publications & Distributors.
Chicago Style (17th ed.) CitationZulkifley Mohamed. Aktiviti 5S: Sisih, Susun, Sapu, Seragam Dan Sentiasa Praktik. Kuala Lumpur: Utusan Publications & Distributors, 2002.
MLA (8th ed.) CitationZulkifley Mohamed. Aktiviti 5S: Sisih, Susun, Sapu, Seragam Dan Sentiasa Praktik. Utusan Publications & Distributors, 2002.
Warning: These citations may not always be 100% accurate.