000			00480nam a2200157Ia 4500
008			211230s9999 xx 000 0 und d
020			_a0 393 09372 7
040			_cJayakar Knowledge Resource Centre
100			_aBenarde, Melvin A
245		0	_aOur precarious habitat: an integrated approach to understanding man's effect on his environment
250			_aRevised ed.
260			_bW W Norton _aNew York _c1973
300			_axiv,448p. p.
653			_aPollution
942			_c1
999			_c277091 _d277090