Popple, Philip R. The policy-based profession : an introduction to social welfare policy analysis for social workers / Philip R. Popple, Leslie Leighninger. - 4th ed. - Boston, MA : Pearson/Allyn and Bacon, c2008. - xiii, 401 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0205485928 (alk. paper) 9780205485925 (alk. paper) LCCN: 2006043012 Subjects--Topical Terms: Social workers--United States.Public welfare--United States.Social service--United States. Subjects--Geographic Terms: United States--Social policy. Dewey Class. No.: 361.32 / POP