| APA | Smart Define. (2013). universe of discourse thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/universe_of_discourse/thesaurus/broader |
| Chicago | Smart Define. 2013. "universe of discourse thesaurus" https://smartdefine.org/universe_of_discourse/thesaurus/broader (accessed September 28, 2026). |
| Harvard | Smart Define 2013, universe of discourse thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/universe_of_discourse/thesaurus/broader>. |
| MLA | Smart Define. "universe of discourse thesaurus" 19 May 2013. Web. 28 September 2026. <https://smartdefine.org/universe_of_discourse/thesaurus/broader> |