Research for social workers : an introduction to methods / Margaret Alston and Wendy Bowles. Alston, Margaret. 10170 Bowles, Wendy. 10172 Social service Research Methodology. 10171 HV11 .A47 2018 361.3/072 21 Includes bibliographical references (p. 316-325) and indexes. London ; New York : Routledge, 2018. 2018. 2003 Text xiii, 522 p. : http://www.loc.gov/catdir/enhancements/fy0650/2002036781-d.html http://www.loc.gov/catdir/enhancements/fy1215/2002036781-b.html eng