000 00288nam a2200109Ia 4500
008 170101s1976 xx 000 0 und d
082 _a301 BLA
100 _aBlau, P.M ed
245 0 _aApproaches to the study of social structure
260 _aLondon
_bOpen Books
_c1976
942 _2ddc
_cRS
999 _c396281
_d396281