Khong, K. N. (1966). "Foreign trade statistics of Malaya" a study of the use of statistics in the analysis of foreing trade / Khong Kim Nyoon.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Khong, Kim Nyoon. "Foreign Trade Statistics of Malaya" a Study of the Use of Statistics in the Analysis of Foreing Trade / Khong Kim Nyoon. 1966.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Khong, Kim Nyoon. "Foreign Trade Statistics of Malaya" a Study of the Use of Statistics in the Analysis of Foreing Trade / Khong Kim Nyoon. 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.