| APA | Smart Define. (2011). death-watch thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/death-watch/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "death-watch thesaurus" https://smartdefine.org/death-watch/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2011, death-watch thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/death-watch/thesaurus/synonyms>. |
| MLA | Smart Define. "death-watch thesaurus" 29 May 2011. Web. 23 September 2026. <https://smartdefine.org/death-watch/thesaurus/synonyms> |