![]() | This is an essay on the Wikipedia:Core content policies. It contains the advice or opinions of one or more Wikipedia contributors. This page is not an encyclopedia article, nor is it one of Wikipedia's policies or guidelines, as it has not been thoroughly vetted by the community. Some essays represent widespread norms; others only represent minority viewpoints. |
Multiple policies require editors to base articles upon certain types of sources. This page explains what it means for a page to be based upon a source.