00361nam a2200133Ia 450000500170000000800410001702000150005804000080007305000180008110000200009924500320011926000580015130000180020920260319082121.0230607s9999    xx            000 0 und d  a9966970282  cKSG  aH63b.M9 2012  aMugenda,Abel G. 0aResearch methods dictionary  aNairobibApplied research and training servicesc2012  axv,365c24cm.