| APA | Smart Define. (2013). rock solid thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/rock_solid/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "rock solid thesaurus" https://smartdefine.org/rock_solid/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2013, rock solid thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/rock_solid/thesaurus/synonyms>. |
| MLA | Smart Define. "rock solid thesaurus" 19 May 2013. Web. 23 September 2026. <https://smartdefine.org/rock_solid/thesaurus/synonyms> |