TY - BOOK AU - Morgan,David L. TI - Successful focus groups: advancing the state of the art T2 - Sage focus editions SN - 0803948735 (cl) AV - H61.28 .S83 1993 U1 - 300/.72 20 PY - 1993/// CY - Newbury Park, Calif. PB - Sage Publications KW - Focused group interviewing KW - Social sciences KW - Research KW - Methodology N1 - Includes bibliographical references (p. 245-256) and indexes ER -