00337nam a2200121 a 450000500170000008200180001710000170003524500530005226000290010530000170013449000430015170000210019420251203091548.0  a300.072,bkir  aKirk, Jerome  aReliability and validity in qualitative research  aNewbury Park: Sagec1986  a88p.c20 cm.  aQualitative research methods seriesd1  aMiller, Marc, L.