000 nam a22 7a 4500
999 _c11108
_d11108
008 170522b xxu||||| |||| 00| 0 eng d
020 _a9781452274614
040 _aBSU
_cBSU
_dBSU
082 _222
_a300.72CRE
100 _aCreswell, John W.
_921154
245 _aResearch Design:
_bQualitative, Quantitative, and Mixed Methods Approaches
_cJohn W. Creswell
250 _a4th ed.
260 _aLos Angeles
_bSage
_c2014
300 _axxix, 273p.;
_c26cm
650 _2Research Methods
658 _aSocial Sciences
942 _2ddc
_cBK