000			00377nam a2200133Ia 4500
008			161001s1981 xx 000 0 und d
082			_a636.083.1 C39E
100			_aClark,J.a
245			_aEnviornmental aspects of housing for animal production
260			_aLondon _bButterworths _c1981
300			_a511 P.
650			_aAnimal housing- Environmental ospects
942			_2ddc _cC
999			_c2710 _d2710