Agrarian Research and Training Institute. (1977). Land reform and the development of coconut lands: A case study of selected villages and estates in the class II coconut lands of Colombo District. Agrarian Research and Training Institute.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Agrarian Research and Training Institute. Land Reform and the Development of Coconut Lands: A Case Study of Selected Villages and Estates in the Class II Coconut Lands of Colombo District. [Colombo]: Agrarian Research and Training Institute, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Agrarian Research and Training Institute. Land Reform and the Development of Coconut Lands: A Case Study of Selected Villages and Estates in the Class II Coconut Lands of Colombo District. Agrarian Research and Training Institute, 1977.