000 00284nam a2200097Ia 4500
008 120229s9999 xx 000 0 und d
082 _a300 USE
100 _aCollins, Lyndhurst
245 _aUse of models in the social scieinces
260 _bTavistock Publications
_aLondon
_c2001
999 _c117929
_d117929