000 00480nam a2200169Ia 4500
008 220901s2009 xx 000 0 eng d
020 _a8132107484
082 _a300.72 Q1;2
100 _aCreswell, John W
245 _aResearch design : qualitative, quantitative and mixed methods approaches
250 _a3rd ed.
260 _aNew Delhi
_bSage Publications
_c2009
300 _a260
650 _aResearch
_93289
650 _aResearacah methodology
_93138
942 _2ddc
_cBK
999 _c10573
_d10573