| APA | Smart Define. (1970). johnston laboratories thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/johnston_laboratories/thesaurus/related |
| Chicago | Smart Define. 1970. "johnston laboratories thesaurus" https://smartdefine.org/johnston_laboratories/thesaurus/related (accessed September 28, 2026). |
| Harvard | Smart Define 1970, johnston laboratories thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/johnston_laboratories/thesaurus/related>. |
| MLA | Smart Define. "johnston laboratories thesaurus" 1 January 1970. Web. 28 September 2026. <https://smartdefine.org/johnston_laboratories/thesaurus/related> |