| APA | Smart Define. (1970). unique production thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/unique_production/thesaurus/broader |
| Chicago | Smart Define. 1970. "unique production thesaurus" https://smartdefine.org/unique_production/thesaurus/broader (accessed September 22, 2026). |
| Harvard | Smart Define 1970, unique production thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/unique_production/thesaurus/broader>. |
| MLA | Smart Define. "unique production thesaurus" 1 January 1970. Web. 22 September 2026. <https://smartdefine.org/unique_production/thesaurus/broader> |