Use Full-text Sources Online , a directory of magazines, journals and other periodicals available online which is located at the Reference Desk. Get the article through Interlibrary Loan . Gray literature is the term that is applied to sources of information that are not commercially published and are not generally available from bookstores, libraries, or traditional bibliographic sources. Policy File is an electronic database indexing research and publication abstracts addressing the complete range of public policy research. PolicyFile draws its content from public policy think tanks, university research programs, research organizations and publishers.
Secondary sources provide a compilation or an evaluation of previously published information.
Documentation Styles MLA, APA, Chicago, etc.