000 00256nam a2200109Ia 4500
008 190129s9999 xx 000 0 und d
100 _aThomas (Gary)
245 0 _aHow to do your case study
250 _a2nd
260 _bSAGE PUB
_c2016
_aLondon
942 _cBK
999 _c8887
_d8887