| APA | Smart Define. (2015). common rock crystal thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/common_rock_crystal/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "common rock crystal thesaurus" https://smartdefine.org/common_rock_crystal/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, common rock crystal thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/common_rock_crystal/thesaurus/synonyms>. |
| MLA | Smart Define. "common rock crystal thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/common_rock_crystal/thesaurus/synonyms> |