000 00480nam a22001697a 4500
005 20190813135417.0
008 170918b xxu||||| |||| 00| 0 eng d
020 _c629.00
040 _aBangabasi College Library
041 _aEnglish
100 _aCRESWELL, J.W.
245 _aEducational research :
_bconducting and evaluating quantitative and qualitative research
_cJohn W. Creswell
250 _a4th ed.
260 _bPerson
_c2015
650 _aPSYCHOLOGY
942 _cBB
999 _c212731
_d212731