Yeo, M. T. (1986). Yu Dafu in Singapore: A study of his life and his literary works = Yu Da fu lu Xin sheng huo yu zuo pin yan jiu.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yeo, Mang Thong. Yu Dafu in Singapore: A Study of His Life and His Literary Works = Yu Da Fu Lu Xin Sheng Huo Yu Zuo Pin Yan Jiu. 1986.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Yeo, Mang Thong. Yu Dafu in Singapore: A Study of His Life and His Literary Works = Yu Da Fu Lu Xin Sheng Huo Yu Zuo Pin Yan Jiu. 1986.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.