TY - BOOK AU - Krueger,Richard A. AU - Casey,Mary Anne TI - Focus groups: a practical guide for applied research SN - 0761920706 U1 - 361.61068 21 PY - 2000/// CY - London PB - SAGE KW - Focused group interviewing KW - Local KW - Social sciences KW - Methodology N1 - Previous ed.: 1994 ER -