| APA | Smart Define. (2011). photochemical reaction thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/photochemical_reaction/thesaurus/broader |
| Chicago | Smart Define. 2011. "photochemical reaction thesaurus" https://smartdefine.org/photochemical_reaction/thesaurus/broader (accessed September 23, 2026). |
| Harvard | Smart Define 2011, photochemical reaction thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/photochemical_reaction/thesaurus/broader>. |
| MLA | Smart Define. "photochemical reaction thesaurus" 26 April 2011. Web. 23 September 2026. <https://smartdefine.org/photochemical_reaction/thesaurus/broader> |