| APA | Smart Define. (2013). under an obligation thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/under_an_obligation/thesaurus/related |
| Chicago | Smart Define. 2013. "under an obligation thesaurus" https://smartdefine.org/under_an_obligation/thesaurus/related (accessed September 30, 2026). |
| Harvard | Smart Define 2013, under an obligation thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/under_an_obligation/thesaurus/related>. |
| MLA | Smart Define. "under an obligation thesaurus" 18 May 2013. Web. 30 September 2026. <https://smartdefine.org/under_an_obligation/thesaurus/related> |