Bogdan, Robert. Introduction to qualitative research methods : a phenomenological approach to the social sciences / Robert Bogdan and Steven J. Taylor. - New York : John Wiley, 1975. - xi, 266 p. ; "A Wiley-Interscience publication."Includes indexes. ISBN: 0471085715 Subjects--Topical Terms: Sociology-Research-- Dewey Class. No.: 301.072 / In