Manual of soil and water conservation practices - Gurmel Singh; C. Venkataramanan G. Sastry B.P. Joshi (New Delhi Oxford & IBH Publishing Co Pvt Ltd, 1999)
Gurmel Singh; C. Venkataramanan; G. Sastry & B.P. Joshi: Manual of soil and water conservation practices. New Delhi. Oxford & IBH Publishing Co Pvt Ltd, 1999. 81-204-0552-8--(631.45SIN)
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