http://tags.library.upenn.edu/tag/refbooks+social_policy_and_practice PennTags Feed for /tag/refbooks+social_policy_and_practice PennTags Feed http://tags.library.upenn.edu/makerecord/voyager/192 http://tags.library.upenn.edu/makerecord/voyager/192 Blackwell companion to social work / edited by Martin Davies. An excellent source for finding overview articles on topics in Social Work. Very well organized. http://tags.library.upenn.edu/makerecord/voyager/193 http://tags.library.upenn.edu/makerecord/voyager/193 Social workers' desk reference / edited by Albert R. Roberts and Gilbert J. Greene. An excellent source for finding overview articles on topics in Social Work. A number of chapters written by Penn SW faculty.