000 nam a22 7a 4500
999 _c124440
_d124440
008 211115b xxu||||| |||| 00| 0 eng d
020 _a9781592602902
050 _aH62
_b.T76 2008
245 _aResearch Methods Knowledge Base
_cTrochim, William M.K. and Donnelly James.P.
260 _aUSA
_bCengage Learning
_c2008
300 _axv.361p.
_bill.
_c28cm
942 _2lcc
_cBK
_hH62.T76 2008