000			00322nam a22001457a 4500
020			_a8177223720
082			_a001.42
100			_aTrochim,William M.K
245			_aResearch methods
250			_a2nd
260			_aNew Delhi _bAn Imprint of Dreamtech Press _c2006
300			_a363p
650			_aresearch
942			_cREF
999			_c2170 _d2170