000 00438nam a2200157Ia 4500
008 151213s9999 xx 000 0 und d
100 _aDavid W.Stewart , Pren N. Shandasani
245 _aFocus Groups
_cDavid W.Stewart , Pren N. Shandasani
250 _a1st
260 _aLondon
_bSage
_c1990
300 _a2828 p.
650 _aReference
650 _aSocial Service
700 _aDavid W.Stewart , Pren N. Shandasani
999 _c1938
_d1938