| APA | Smart Define. (1970). one-off-a kind thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/one-off-a_kind/thesaurus/broader |
| Chicago | Smart Define. 1970. "one-off-a kind thesaurus" https://smartdefine.org/one-off-a_kind/thesaurus/broader (accessed September 23, 2026). |
| Harvard | Smart Define 1970, one-off-a kind thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/one-off-a_kind/thesaurus/broader>. |
| MLA | Smart Define. "one-off-a kind thesaurus" 1 January 1970. Web. 23 September 2026. <https://smartdefine.org/one-off-a_kind/thesaurus/broader> |