000 00338nam a2200133Ia 4500
008 240715s9999 xx 000 0 und d
020 _a8089104930368
082 _a617.8
100 _aOstwald Peter F.
_993801
245 0 _aCommunication and Social Interaction
260 _bGrun and Stratton
_c1977
300 _a365p.
942 _cBK
999 _c256639
_d256639