North-East India Council for Social Science Research. (1981). Problems of tea industry in North East India: Papers of a seminar. Research India Publications.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)North-East India Council for Social Science Research. Problems of Tea Industry in North East India: Papers of a Seminar. Calcutta: Research India Publications, 1981.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)North-East India Council for Social Science Research. Problems of Tea Industry in North East India: Papers of a Seminar. Research India Publications, 1981.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.