Chicago Style is the preferred bibliographic style for history. You have full access to the most recent and complete version of the Chicago Manual of Style Online through the library website. You can also use the pdf as a quick reference for in-text citations and reference lists for standard resources such as books and articles.
The Chicago Manual of Style Online is the venerable, time-tested guide to style, usage, and grammar in an accessible online format. It is the indispensable reference for writers, editors, proofreaders, indexers, copywriters, designers, and publishers, informing the editorial canon with sound, definitive advice.
The Craft of Research by 
Zotero is a free, easy-to-use tool to help you collect, organize, cite, annotate, and share research. It helps you track all your sources and build bibliographies in minutes! It's also collaborative, so if you're working on a project with multiple people you can all save your sources in one place!
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Check out Zotero's extensive documentation to see how it works!
