It's easy to use, lives in your web browser where you do your work, and best of all it's free and open source. Zotero allows you to attach PDFs, notes and images to your citations, organize them into collections for different projects, and create bibliographies.
What Zotero Can Help You Do
|COLLECT EVERYTHING||ORGANIZE & ANNOTATE||CITE ANYWHERE
|Save your citations with one click from within your browser. Zotero can recognize and store citation information from most scholarly databases, as well as Amazon, Youtube, and more. It also saves related files such as PDFs and snapshots of websites so that you can view them later.||With an iTunes™–like interface, Zotero makes it easy to organize your sources. Drag and drop items between collections, or use the search feature to locate citations. Additionally, Zotero offers a variety of methods so that you can organize and annotate your citations however you like.||With a simple plugin for Word or Open Office, Zotero lets you insert and manipulate your citations while you write. Zotero supports all major citation styles and thousands of journal styles. You can also use it to generate quick bibliographies to share in e-mail, blogs or anyplace else.|