Ranasinghe, W., Mileham, S. M. K., & Gunatunga, C. (1977). A bibliography of socio-economic studies in the agrarian sector of Sri Lanka. Agrarian Research and Training Institute.
Chicago-стиль цитированияRanasinghe, W., S. M. K. Mileham, and C. Gunatunga. A Bibliography of Socio-economic Studies in the Agrarian Sector of Sri Lanka. [Colombo]: Agrarian Research and Training Institute, 1977.
MLA-цитированиеRanasinghe, W., et al. A Bibliography of Socio-economic Studies in the Agrarian Sector of Sri Lanka. Agrarian Research and Training Institute, 1977.
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