000 00261nam a2200109Ia 4500
082 _a001.42 WELM
245 0 _aHuysamen,Kruger
100 _aResearch methodology
_97432
942 _cBK
020 _a9780195789010"
008 210816s9999 xx 000 0 und d
999 _c63216
_d63215