After completing the lesson, you should have acquired general knowledge of the following:

• the definition of a periodical
• the definition of a periodical index
• different kinds of periodical indexes (print and electronic)
• how to choose the correct periodical index for your research
• the difference between scholarly and popular periodicals
• strategies for searching online databases
• information contained in a citation, abstract, and full-text online article
• how to locate a copy of an article that is not in full-text online format