University Libraries owns a variety of print and electronic resources to use when researching your topics. The following are a few core tools to help you begin your research process. The University Libraries Homepage is located at http://library.du.edu.
A directory of about 44 million U.S. private and public companies. Provides addresses, contact names, estimates sales and employee figures. Users can search by SIC, yellow page heading, state, city, and down to the zip code level.