توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Nur Khairunnisa Abdul Aziz. (2020). The Prevalence, risk factors and outcomes of frailty in elderly critically ill patients. Kulliyyah of Medicine, International Islamic University Malaysia.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Nur Khairunnisa Abdul Aziz. The Prevalence, Risk Factors and Outcomes of Frailty in Elderly Critically Ill Patients. Kuantan, Pahang: Kulliyyah of Medicine, International Islamic University Malaysia, 2020.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Nur Khairunnisa Abdul Aziz. The Prevalence, Risk Factors and Outcomes of Frailty in Elderly Critically Ill Patients. Kulliyyah of Medicine, International Islamic University Malaysia, 2020.