000 00409nam a2200157Ia 4500
999 _c1608
_d1608
020 _a0-314-93107-4
082 _a300.72 HES-S
100 _aHessler, Richard M.
245 0 _aSocial research methods
260 _aNew York
_bWest Publishing
_c1992
300 _a379p.
504 _aIncludes bibliography, index
650 _aSocial Sciences
_vResearch
650 _aSocial Sciences
_vMethodology
942 _cBK