Ashari, 3. H., & Ahmad, U. N. U. (2002). Retrenchment policy and procedure: An exploratory study on the awareness of employees [electronic resource] = Polisi dan prosedur pengurangan : satu kajian tinjauan tentang kesedaran pekerja. Skudai : Universiti Teknologi Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ashari, 376304 Hapriza, و Ungku Norulkamar Ungku Ahmad. Retrenchment Policy and Procedure: An Exploratory Study on the Awareness of Employees [electronic Resource] = Polisi Dan Prosedur Pengurangan : Satu Kajian Tinjauan Tentang Kesedaran Pekerja. Skudai : Universiti Teknologi Malaysia, 2002.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Ashari, 376304 Hapriza, و Ungku Norulkamar Ungku Ahmad. Retrenchment Policy and Procedure: An Exploratory Study on the Awareness of Employees [electronic Resource] = Polisi Dan Prosedur Pengurangan : Satu Kajian Tinjauan Tentang Kesedaran Pekerja. Skudai : Universiti Teknologi Malaysia, 2002.