The nature of qualitative evidence / edited by Janice M. Morse, Janice M. Swanson, and Anton J. Kuzel. - Thousand Oaks, California : SAGE Publications, 2000. - xv, 321 p. : ill. ; 23 cm. Includes bibliographical references and index. ISBN: 0761922857 RM157.50 Subjects--Topical Terms: Qualitative research.Medicine--research--methodology.