1. FEMA (Federal Emergency Management Agency) FEMA Recovery Policy 2010 http://www.fema.gov/pdf/government/grant/pa/9253_3.pdf
2. FEMA (Federal Emergency Management Agency) A Whole Community Approach to Emergency Management: Principles, Themes, and Pathways for Action 2011 http://www.fema.gov/whole-community
3. IMLS (Institute of Museum and Library Services) Public Library Data Files 2011 http://www.imls.gov/research/pls_data_files.aspx
4. The geographic distribution of United States public libraries: An analysis of locations and service areas;Donnelly;Journal of Librarianship and Information Science,2013