000 00440nam a2200181Ia 4500
008 180626s9999 xx 000 0 und d
020 _a0803973888
082 _a300.723 L737h
100 _aLitwin, Mark S.
245 0 _aHow to measure survey reliability and validity 7
260 _aLondon
260 _bSage Publications
260 _c1995
300 _a87
650 _aHealth surveys
650 _aSocial surveys
942 _cBK
999 _c29338
_d29338