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Nanyang Polytechnic Library

Learn the basics

Understand why we cite, what counts as plagiarism, and how referencing works.

Last updated 27 March 2026
Student doing citation

Knowing what, why, when and where to cite will make the rest much easier.

What is citation?
Why cite?
When to cite?
Where to cite?
When in doubt, cite it. You don’t need to reference common knowledge such as folklore, well known historical events, or widely accepted facts, but if you’re unsure whether something counts, it’s safer to give credit.
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