These resources are a great starting point for understanding what plagiarism is and how to avoid it.
Avoiding Plagiarism from Purdue Online Writing Lab
When do I have to cite a source?
Quoting, Paraphrasing and Summarizing from Purdue Online Writing Lab

Correctly citing sources is an important aspect of avoiding plagiarism. These tools can help!
Easybib makes it easy for you to cites sources. If you are using Google Chrome for research and/pr Google Docs to write your paper, try downloading the Easybib extension for Chrome or the the Google Docs add-on to streamline the process even more.
BibMe The fully automatic bibliography maker that auto-fills. It’s the easiest way to generate citations to build a works cited page. And it’s free.
Did I plagiarize flowchart?