From the Library Homepage there are several ways to find an article index or database that covers the literature of your discipline. The Library Research Guide for Sociology provides a list of recommended article databases, and it is the recommended starting point:
When you already know the name of the database you wish to search, you can conveniently get there by clicking on the Databases link on the library homepage. From the Databases link enter the title of the database in the "Title contains" box and click Search:
Once you have located a database to search, you can click on the "more information" link to read important information about the database's contents (e.g. date and subject coverage, type of material indexed, whether it contains citations or full text content, etc.).