00303nam a2200109 a 450000500170000002000150001708200160003210000130004824500750006126000350013630000220017120251203110051.0  a041505852X  a300.72bDEY  aDey, Ian  aQualitative data analysisba User-friendly guide for social scientists  aLoNew DelhionbRoutledgec1996  axiv,285p.c23 cm.