Toch, Hans, Reforming human services : Change through participation / Hans toch, j. Douglas arant ; foreword by Ross stagner - 272 páginas - Sage library of social research ; v. 142 . ISBN: 0-8039-1886-0 0-8039-1887-9 (rustica) Subjects--Topical Terms: Administración del trabajo social LC Class. No.: HV41 / T62