Sapini Yacob. (2009). Depression and anxiety among thyroid disorder patients in University Malaya Medical Centre: Prevalence and its associations.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sapini Yacob. Depression and Anxiety Among Thyroid Disorder Patients in University Malaya Medical Centre: Prevalence and Its Associations. 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Sapini Yacob. Depression and Anxiety Among Thyroid Disorder Patients in University Malaya Medical Centre: Prevalence and Its Associations. 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.