by B. Prasada Rao, L.K. Mohana RaoDirectorate of Economics & Statistics, Dept. of Agriculture & Co-operation, Ministry of Agriculture, Govt. of India1988
[Directorate of Economics and Statistics, Department of Agriculture, Ministry of Food, Agriculture, Community Development and Co-operation, Government of India]Directorate of Economics and Statistics, Department of Agriculture, Ministry of Food, Agriculture, Community Development and Co-operation, Government of India1966
[by] Socio-Economic and Evaluation Branch, Dept. of Agriculture and Community Development, Government of West BengalDept. of Agriculture and Community Development1964-