000 nam a22 7a 4500
999 _c2511
_d2511
005 20200923155713.0
008 200923b xxu||||| |||| 00| 0 eng d
020 _a9781412960991
040 _cSLIDA
082 _223
_a001.42
_bYIN
100 _9962
_aYin,Robert K.
245 _aCase Study Research:
_bDesign and Methods/
_cRobert K.Yin
250 _a4th ed.
260 _aLos Angeles:
_bSAGE,
_c2009.
300 _aix,219p.:
_bbib.,index;
_c23 cm.
440 _9963
_aApplied Social research Methods Series
_vvol.5
653 _aResearch Methodology
942 _2ddc
_cLEN