| APA | Smart Define. (2011). non-constraining thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/non-constraining/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "non-constraining thesaurus" https://smartdefine.org/non-constraining/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2011, non-constraining thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/non-constraining/thesaurus/synonyms>. |
| MLA | Smart Define. "non-constraining thesaurus" 29 May 2011. Web. 25 September 2026. <https://smartdefine.org/non-constraining/thesaurus/synonyms> |