| APA | Smart Define. (2011). event illustrating a hazard thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/event_illustrating_a_hazard/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "event illustrating a hazard thesaurus" https://smartdefine.org/event_illustrating_a_hazard/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2011, event illustrating a hazard thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/event_illustrating_a_hazard/thesaurus/synonyms>. |
| MLA | Smart Define. "event illustrating a hazard thesaurus" 20 May 2011. Web. 21 September 2026. <https://smartdefine.org/event_illustrating_a_hazard/thesaurus/synonyms> |