000			00320nam a2200145Ia 4500
008			200615s9999||||xx |||||||||||||| ||und||
020			_a97893507806
082			_a581 _bECO-S
100			_aSHARMA,PD
245		0	_aECOLOGY AND ENVIRONMENT
250			_a1ST
260			_aNEW DELHI _c2017
300			_a703
942			_cBK
999			_c30930 _d30930