| APA | Smart Define. (2013). sodium hydroxide thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sodium_hydroxide/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "sodium hydroxide thesaurus" https://smartdefine.org/sodium_hydroxide/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2013, sodium hydroxide thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sodium_hydroxide/thesaurus/synonyms>. |
| MLA | Smart Define. "sodium hydroxide thesaurus" 18 May 2013. Web. 21 September 2026. <https://smartdefine.org/sodium_hydroxide/thesaurus/synonyms> |