The library has many citation/publication style manuals in print, below are several sites we like for citation help.
Called Citation Management Tools, these programs allow you to keep track of the sources you use, and when the time comes, generate the citations and bibliographies in the proper format (which you can select and change at any time!). Getting started with these tools is best done at the very beginning of a research project, but once you've added them to your workflow, you'll end up working smarter.
Several fields of research require writing with mathematical formulas. To easily, and correctly display these formulas, try LaTeX. Below is a link to a recommended LaTeX editor, free for use (one author), cloud based and easy to use.