000			00440nam a22001577a 4500
005			20250128041002.0
008			250128b |||||||| |||| 00| 0 eng d
020			_a9788183291200
082			_a333.7 SIN
100			_aSingh, H. B
245			_aEcology and environment /
260			_aNew Delhi : _bShree Publishers & Distributors , _c2006.
300			_av, 369 p. : _bill. ; _c23 cm.
504			_aIncludes index.
942			_2ddc _cENV
999			_c11416 _d11416