Researching policy requires multidisciplinary research. In addition to the basic social welfare literature, one needs to include sources which present statistical data, factual information, reports on research, legislative or legal information, agency-based reports, position papers, etc., as well as professional journal articles and books. Typically, a combination of sources are required for a complete gathering of various perspectives related to a certain social policy issue.
For additional assistance, students may also wish to take the Resources in Federal Public Policy workshop.
The Encyclopedia of Social Work by 
NASW Advocacy Resources Thes position papers and social policy resources from the National Association of Social Workers can be a good place to identify policy priorities and their issues related to social work.
Congressional Research Service Reports CRS Reports are comprehensive explanations and evaluations of policies created by the research arm of the Library of Congress. These are very useful for identifying many issues about a wide range of policy topics.
Comprehensive Handbook of Social Work and Social Welfare by 
Social Work Speaks:National Association of Social Workers policy statements, 2009- 2012 by 
