Marshall, Catherine, 1946- Designing qualitative research / [textbook] Catherine Marshall and Gretchen B. Rossman. - 5th edition / - Los Angeles : Sage, 2011. - xxii, 321 pages. : illustrations. ; 23 cm. Includes bibliographical references (p. 279-299) and indexes. ISBN: 9781412970440 (pbk.) Subjects--Topical Terms: Social sciences--Research--Methodology. LC Class. No.: H62 / MAR