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Agricultural and regional planning
Jha, Durga N., (1989)
The Kosi Symposium. The rural problem in North-East Bihar: Analysis policy and planning in the Kosi Area. Ed. by J. L(eonard) Joy and Elizabeth Everitt; Stephen D. Biggs
Joy, J. Leonard, (1976)
West Bengal and the Federalizing process in India
Franda, Marcus F., (1968)