00589pamaa2200193 4500 0000021893 20060502090000.0 0803954166 300.722 HAM 1993 HN29 HAM 1993 HAMEL Case study methods Jacques Hamel with Stephane Dufour and Dominic Fortin. Newbury Park: Sage Publications, 1993. ix, 77p.; 22cm. Qualitative research methods Social sciences -- Research -- Methodology Case method DUFOUR, Stephane FORTIN, Dominic