Krueger, Richard A. Focus groups : a practical guide for applied research / by Richard A. Krueger & Mary Anne Casey. - 3rd ed. - Thousand Oaks, Calif. : Sage Publications, c2000. - xvi, 215 p. : . ill ; 25 cm. ISBN: 0761920706 (acid-free paper) 0761920714 (pbk. : acid-free paper) LCCN: 00008040 Subjects--Topical Terms: Focus groups.Social sciences--Methodology. Dewey Class. No.: 361.6/1/068