TY - BOOK AU - Rubin,Allen AU - Babbie,Earl R. TI - Essential research methods for social work T2 - Empowerment series SN - 9781305101685 PY - 2016///] CY - Boston, MA PB - Cengage Learning KW - Social service KW - Research KW - Methodology N1 - Includes bibliographical references : pages 413-418 and index ER -