00462nam a2200193Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082001600095100002300111245004200134260003900176300001500215365001300230650001200243650001300255OSt20230607131430.0210423s2012    xx            000 0 und d  a9788132110293  cAL  aeng  a001.42 SWAC  aSWANBORN (Peter G)  aCase study research: what why and how  aNew DelhibSage Publicationsc2012  aix,178bPB  b350cINR  aGeneral  aResearch