000			00387nam a2200145Ia 4500
008			130225s9999 xx 000 0 und d
020			_a8189161474
080			_a577.4:333.91 _bS64E
100			_aSingh, A.K
245			_aEnvironment and water resource management
260			_aDelhi _bAdhyayan Publishers & Distributors _c2006
300			_a324p.
901			_a245384
942			_cB _2udc
999			_c15154 _d15154