http://www.indiana.edu/~wts/pamphlets/plagiarism.shtml The site emphasizes acceptable and unacceptable paraphrases. It offers advice on how to use the world wide web. It discusses potential pitfalls in quoting and highlights the difference between facts, which usually fall into the category of common knowledge, versus interpretations, which always must be cited.
http://www.plagiarism.com/ The site describes a tutorial program that allows to students to avoid plagiarism, decide whether they are using it, and practice rewriting. It describes a screening program to help academics and people in the legal profession to detect plagiarism. It also describes a screening program that helps detect inadvertent uses of plagiarism.
http://www.wiu.edu/users/mfbhl/wiu/plagiarism.htm This site discusses those sites on the web that sell papers. It then offers suggestions for recognizing their use and dealing with them, from taking students to one of the sites to look at their weak papers to requiring students on the day they turn in their papers to describe the process they went through and what they learned when they wrote their papers.
The site recommends studying the varieties of students' motivation to plagiarize and educating oneself about how many types of plagiarism there are. Make sure that students themselves know what it is. Most of the site is devoted to teaching and assignment strategies that minimize plagiarism, to clues for detecting it, and to the sources students use.
The site stresses plagiarism prevention through detection devices by Turnitin and iThenticate technologies and resources. It has sections on how plagiarism is used today, statistics on its prevalence, and how it can be controlled in education and technology.
The site first discusses several contradictions inherent in standards for academic writing, such as research vs. originality and mimicking vs. using your own voice. It marks out a continuum from accidental to deliberate plagiarism and gives tips on how to be safe when researching, paraphrasing and summarizing, and quoting both directly and indirectly. It explains how to determine whether something is common knowledge that does not have to be cited and offers a short plagiarism self-test.
Ronald B. Standler. Plagiarism in Colleges in USA. http://www.rbs2.com/plag.htm The site focuses on plagiarism, American law, and the courts. The standards come from copyright law, trademark and unfair competition law, laws covering fraud, and specific plagiarism laws. The site describes numerous court cases against colleges for punishing student plagiarizers, professors, and commercial users. The author makes suggestions for creating plagiarism policy.