Ch'ng, M. L. (1989). A comparative study of factors affecting the choice of place of delivery among high risk Malay mothers in Kubang Kerian Kelantan, 1986-1988.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ch'ng, May Lee. A Comparative Study of Factors Affecting the Choice of Place of Delivery Among High Risk Malay Mothers in Kubang Kerian Kelantan, 1986-1988. 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ch'ng, May Lee. A Comparative Study of Factors Affecting the Choice of Place of Delivery Among High Risk Malay Mothers in Kubang Kerian Kelantan, 1986-1988. 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.