TY - BOOK AU - Berger, Raymond M. ED - Patchner, Michael A. TI - Planning for research : a guide for the helping professions T2 - A Sage human services guide; no.50 SN - 080393033X U1 - 361.00723 PY - 1988/// CY - London PB - Sage Publications KW - Social Service-Research-Methodology KW - Social Work-Research-Methodology KW - Social Welfare-Research-Methodology ER -