Miles, Matthew B. Qualitative data analysis : a sourcebook of new methods / Matthew B. Miles, A. Michael Huberman. - Beverly Hills : Sage Publications, c1984. - 263 p. : ill. ; 29 cm. Includes index. Bibliography: p. 253-256. eng. ISBN: 0803922744 NA Subjects--Topical Terms: Social sciencesEducation Dewey Class. No.: 300.72 MIL