000			00341nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
020			_a817158263X
082			_a628
082			_b5 ENV
100			_aTrivedi
245		0	_aEnvironmental Industrial
260			_aNew Delhi
260			_bAkashdeep Pub.
260			_c1992
300			_a1218
999			_c36085 _d36085