000 00312nam a2200121Ia 4500
008 220204s9999 xx 000 0 und d
082 _a301
_bBYN
245 0 _aSocial research: Principles and proedures
260 _aLondon
_bLongman
_c1978
700 _aBynner, John
700 _aStribley, Keith M
942 _cBK
999 _c31317
_d31317