000			00554nam a22001937a 4500
003			BD-DhUL
005			20161101193151.0
008			161101b2011 ii ||||| |||| 001 0 eng d
040			_cBD-DhUL
082			_a001.42 _bCRR
100			_aCreswell, John W.
245			_aResearch design : _bqualitative, quantitative, and mixed methods approaches / _cJohn W. Creswell
250			_a3rd. ed.
260			_aNew Delhi : _bSage pub., _c2011
300			_a260 p. : _bill. ; _c24 cm.
500			_aIncludes index.
650			_aKnowledge
942			_2ddc _cBK
999			_c118780 _d118780