000			00603nam a2200145Ia 4500
008			140208s9999 xx 000 0 und d
044			_aIndia
080			_a615.9 R211E
100			_aRaychaudhuri, S.P.
245			_aEnvironmental pollution and toxicology Proceedings of Intenational Symposium held under the joint auspices of Haryana Agricultural University and Indian National science academy Nov 28-30, 1977 _cS.P. Raychaundhuri and D.S. Gupta
260			_bToday and Tomorrow's Printers and Publishers _aNew Delhi _c1979
300			_axxv, 341 p.; 25cm.
700			_aGupta, D.S.
942			_2udc _cGB
999			_c10631 _d10631