000 00664 a2200193 4500
999 _c85931
_d85931
008 180906b2018 xxu||||| |||| 00| 0 eng d
020 _a9781506386768
040 _aSDU
050 0 0 _aH62
_bC923 R4 2018
100 1 _aCreswell, John w.
_91553
245 _aResearch design :
_bqualitative, quantitative and mixed methods approaches /
_cJohn W. Creswell and J. David Creswell.
250 _a5th ed.
260 _aThousand Oaks, CA :
_bSAGE,
_c2018
300 _a275 p.
650 _aSocial sciences
_xResearch
_xMethodology
_9135159
700 1 _aCreswell, J. david.
_9134712
900 _a31849-31850 = C.1-C.2 ศูนย์ลำปาง
942 _cGBE
_2lcc