Ng, B. S. (2016). Obsessive compulsive symptoms in Schizophrenia: The prevalence, associated factors and clinical outcomes in University Malaya Medical Center.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ng, Boon Seng. Obsessive Compulsive Symptoms in Schizophrenia: The Prevalence, Associated Factors and Clinical Outcomes in University Malaya Medical Center. 2016.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ng, Boon Seng. Obsessive Compulsive Symptoms in Schizophrenia: The Prevalence, Associated Factors and Clinical Outcomes in University Malaya Medical Center. 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.