| APA | Smart Define. (2016). most important thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/most_important/thesaurus/related |
| Chicago | Smart Define. 2016. "most important thesaurus" https://smartdefine.org/most_important/thesaurus/related (accessed September 20, 2026). |
| Harvard | Smart Define 2016, most important thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/most_important/thesaurus/related>. |
| MLA | Smart Define. "most important thesaurus" 29 March 2016. Web. 20 September 2026. <https://smartdefine.org/most_important/thesaurus/related> |