Wikipedia:Citation

You may be looking for:
 * Citing sources: Citing external sources in Wikipedia
 * Citing Wikipedia: Citing Wikipedia in external sources
 * Citation: Encyclopedia article on the topic of citation
 * Help:Citation Style 1: Help for family of CS1-style citation templates
 * Help:Citation Style 2: Help for CS2-style citation template
 * Inline citation, Help:Footnotes: Citing sources in-text