| APA | Smart Define. (2013). vouch in thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/vouch_in/thesaurus/broader |
| Chicago | Smart Define. 2013. "vouch in thesaurus" https://smartdefine.org/vouch_in/thesaurus/broader (accessed September 23, 2026). |
| Harvard | Smart Define 2013, vouch in thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/vouch_in/thesaurus/broader>. |
| MLA | Smart Define. "vouch in thesaurus" 18 May 2013. Web. 23 September 2026. <https://smartdefine.org/vouch_in/thesaurus/broader> |