Members of the Penn State Alumni Association have access to select databases that are useful for project management, including Mergent Online, Mergent Archives, Mergent Key Business Ratios, Mergent Intellect, Sage Business Researcher, Sage Stats, and US Newsstream, with coverage of the New York Times, the Washington Post, the Los Angeles Times, and the Christian Science Monitor.
Any Pennsylvania resident can obtain a Free Library of Philadelphia Library Card. Library Card holders can use a number of databases and virtual services provided by the Business Resource and Innovation Center (BRIC) at Free Library.
Another professional development resource with articles on various aspects of the project management field. Some content is available only to members, but many are free to read, though you may need to make an account.