000			00343nam a2200145Ia 4500
005			20240722130355.0
008			240717s9999 xx 000 0 und d
020			_a706987152
041			_aeng
082			_a574.5
100			_aKumar H D
245			_aModern Concept of Ecology
260			_aNew Delhi _bVikas Pub house _c1995
300			_a478
999			_c43367 _d43367