000 00306nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aSpencer, Herbert
245 0 _aPrinciples of Sociology. Vol. 1
260 _bWilliams & Norgate
_aLondon
_c1893
942 _c1
999 _c92533
_d92533