It’s not plagiarism, it’s an easy essay « Learn Online
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The Plagiarism Checker
Quick automated plagiarism checker. Copy and paste text and it looks for phrases online.
You call this Academic Honesty? | Webb of Thoughts
Great example of why I get so frustrated when I hear people complaining about how terrible it is that students copy and paste content. I'd like to see the teachers and professors stop using uncited content themselves first; I see a lot more problems with people with graduate degrees. This lecturer on effective writing plagiarized content for handouts while simultaneously admonishing students to not plagiarize.
Did I Plagiarize? The Types and Severity of Plagiarism Violations
Some of the weaker forms here are perhaps sloppy writing rather than plagiarism per se, but it's a good explanation of the range of uncited content.
Is it original? An editor’s guide to identifying plagiarism – Poynter
In addition to providing guidelines for identifying plagiarism, this article differentiates between types of plagiarism like copying from yourself.