Hafizah, C. H. (2001). Need for continuing professional development: A survey among nurses at Hospital Kuala Lumpur.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hafizah, Che Hassan. Need for Continuing Professional Development: A Survey Among Nurses at Hospital Kuala Lumpur. 2001.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hafizah, Che Hassan. Need for Continuing Professional Development: A Survey Among Nurses at Hospital Kuala Lumpur. 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.