000			00392nam a2200145Ia 4500
008			190516s9999 xx 000 0 und d
100			_aEbert, James D. _937499
245		0	_aInteracting Systems in Development
260			_bHolt,Rinehart and Winston, Inc. _c1965 _aUSA
300			_a227
600			_tZoology _9489
650			_aZoology _9489
942			_cREF
999			_c108786 _d108786