RefWorks is a web-based bibliographic software that allows researchers to collect references from anywhere, at any time, and turn them into a personalized database. Users may automatically import references from online databases, manually import references, manage references using folders and easily generate formatted bibliographies into research papers, grants, or articles.
Zotero is a free, easy-to-use tool to help you collect, organize, cite, and share your research sources. It lives right where you do your work—in the web browser itself.
The Citing Sources research guide is very helpful with guidance for proper citations, etc.