Creswell, John W. Qualitative inquiry and research design :choosing among five approaches - 3rd ed. - Los Angeles : SAGE Publications, 2013. - xxi, 448 p. : ill. (some dol.) ; Previous ed. cataloged as: Qualitative inquiry & research design. c2007. ISBN: 9781412995306 (pbk.) Subjects--Topical Terms: Social sciences LC Class. No.: MED H61 / C73