000			00542nam a2200193Ia 4500
008			130910s9999 xx 000 0 und d
020			_a0521366623
041			_aeng
082			_221st ed. _a363.7063 _bSPE/M
100			_aSpellerberg, Ian F.
245			_aMonitoring ecological challenge _cIan F. Spellerberg
260			_aNew York : _bCambridge University Press , _c1991
300			_axvi, 327 p.
504			_aIndex: p. 328-34.
653			_aEcology
653			_aEnvironmental monitoring
653			_aEnvironmental policy
942			_cEN _2ddc
999			_c9403 _d9403