The Citation Builder is a tool instructors can use to teach students to create basic citations in MLA, APA, and CBE/CSE formats; available from NC State library
Zotero Citation Manager
ThezoteroCitation Manager is a free, easy to use tool to help you collect, organize, cite, and share your research sources.
Follow these steps to start building your own Zotero Library:
Registering a user account lets you sync your library so you can access it on different computers
You can also collaborate and share Zotero libraries with others