Quoting, Paraphrasing, and Summarizing
http://owl.english.purdue.edu/handouts/research/r_quotprsum.html
This site by Purdue University provides students with a definition of paraphrasing, quoting, and summarizing along with the rationale for choosing one strategy over another. There are also helpful guides for integrating these strategies into a paper.

Paraphrase: Write it in Your Own Words
http://owl.english.purdue.edu/handouts/research/r_paraphr.html
Aside from offering students the definition and the steps for writing effective paraphrases, the site also provides students with examples of student paraphrases along with the original text.

Quoting, Paraphrasing, and Summarizing
http://www.lc.unsw.edu.au/onlib/sumpara.html
Students should find the information on this site to be quite useful. Especially helpful are the sections entitled "How to Paraphrase and Summarize" and "When to Paraphrase and Summarize".

Online Guide to Writing and Research
http://www.umuc.edu/prog/ugp/ewp_writingcenter/writinggde/chapter5/chapter5-12.shtml
There is a useful example of an original source and summary of that source provided. Other valuable links from this page include guides to avoiding plagiarism, additional exercises and information on academic integrity, examples of plagiarized materials, and parenthetical citations.