For current issues, you may need to limit your sources to periodical articles since books on the topic may be dated. Many revisions of a work may indicate it is a standard or highly reputable source. University press publications are often scholarly and reputable. Magazines, Journals and Newspapers for help in determining the type of periodical. You should explore enough sources to obtain a variety of viewpoints.
Primary sources are the raw material of the research process.
Secondary sources are based on primary sources. Critical reviews of books may be located using Book Review Digest or in periodical databases such as InfoTrac or WilsonSelect. This material was originally a handout by Professor Eileen Gambrill, School of Social Welfare, University of Berkeley. Indicators of Scholarship Indicators of Propaganda Describes the limit of data. Uses excessive claims of certainty.