A browser-based citation tool. Able to accept any refworks exports from many popular databases; it also has a bookmark button that allows you to save other web content like newspapers, blogs and social media posts.
A browser-based citation tool that accepts exporting of articles from many article databases. Because it has been around for some time, RefWorks has dozens of bibliographic output formats aside from the standards APA and MLA. You can install custom output styles as well as create new bibliography items from scratch for those hard to classify things. If asked for Hunter's group code: rwhuntc
They have also provided step-by-step directions on how to export from many of the most popular databases.
You must unzip/extract the downloaded file before installing it onto your machine. The campus code is contained in that file.
Used primarily by the physical sciences, this tool is both an installable, desktop version as well as a companion web page. You can search several databases within EndNote.
While Zotero, an open-source citation manager, was initially built as a Firefox add-on, it is now available on browser or desktop (and browser choices have expanded as well). It's a great source for collaborating with like-minded scholars, and also works well for group-work in the classroom. Fun fact: the user group is very responsive; questions are answered quickly and well.
Mendeley provides a variety of features including the ability to read and annotate pdfs within software, collect and organize pdfs, share your papers notes, and discover new papers, people to collaborate with and groups.
See How do I use sources in my paper? for more on how to use sources.