TY - BOOK AU - Krysik, Judy L. TI - Research for effective social work practice SN - 9781138819535 U1 - 361.32072 PY - 2018/// CY - New York PB - Routledge KW - Social services - Research KW - Social services - Methodology KW - Social Workers - Professional ethics KW - Qualitative research KW - Sampling (statistics) ER -