Silverman, David, 1943- Interpreting qualitative data : a guide to the principles of qualitative research / David Silverman. - 4th ed. - Los Angeles, CA. : SAGE, 2011. - xv, 500 p. : ill. ; 24 cm. Includes bibliographical references (p. [473]-490) and indexes. ISBN: 9780857024206 (hbk.) RM423.98 9780857024213 (pbk.) RM130.67 Subjects--Topical Terms: Sociology--Research.Sociology--Methodology.Social sciences--Research.Discourse analysis.