000 00276nam a2200097Ia 4500
082 _a3R.72 BAI
245 0 _aMethods of social research
100 _a BAILEY, Kenneth D. ** New York, 1987 ** 3rd ed ** *
_955986
942 _cBK
008 210825s9999 xx 000 0 und d
999 _c496755
_d496754