Sarath, R. (2015). Determinants of quality of life among older people in Thalawa divisional secretariat division, Anuradhapura district, Sri Lanka.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sarath, Rathnayake. Determinants of Quality of Life Among Older People in Thalawa Divisional Secretariat Division, Anuradhapura District, Sri Lanka. 2015.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sarath, Rathnayake. Determinants of Quality of Life Among Older People in Thalawa Divisional Secretariat Division, Anuradhapura District, Sri Lanka. 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.