TY - BOOK AU - Stewart,David W. AU - Shamdasani,Prem N. TI - Focus groups : theory and practice AV - H61.28 S738F PY - 1990/// CY - Newbury Park, Calif. PB - Sage KW - FOCUSED GROUP INTERVIEWING KW - SOCIAL SCIENCES KW - RESEARCH KW - METHODOLOGY KW - SOCIAL GROUPS ER -