| APA | Smart Define. (2011). braintwister thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/braintwister/thesaurus/narrower |
| Chicago | Smart Define. 2011. "braintwister thesaurus" https://smartdefine.org/braintwister/thesaurus/narrower (accessed September 25, 2026). |
| Harvard | Smart Define 2011, braintwister thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/braintwister/thesaurus/narrower>. |
| MLA | Smart Define. "braintwister thesaurus" 23 May 2011. Web. 25 September 2026. <https://smartdefine.org/braintwister/thesaurus/narrower> |