000			00364nam a2200145Ia 4500
008			170101s1976 xx 000 0 und d
082			_a301.4 B60A
100			_aBLAU, Peter M
245		0	_aApproaches to the study of social structure
260			_bLondon _c1976
300			_a294p
650			_aSOCIAL STRUCTURE
653			_aSOCIAL STRUCTURE
942			_2ddc _cB
999			_c71974 _d71974