Creswell, John W., Qualitative inquiry & research design : choosing among five approaches / John W. Creswell, Cheryl N. Poth. - Fourth edition. International student edition. - xxv, 459 pages : illustrations ; 24 cm Includes bibliographical references and indexes. ISBN: 9781506361178 (paperback) Subjects--Topical Terms: Social sciences--Methodology. Dewey Class. No.: 300.72 / CRE 2018