000 00287nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aSmelser (Neil J)
245 0 _aComparative methods : The social Sciences
260 _bP. Hall
260 _c1976
365 _b7.50
942 _cBK
999 _c201666
_d201666