| APA | Smart Define. (2013). crush-proof thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/crush-proof/thesaurus/antonyms |
| Chicago | Smart Define. 2013. "crush-proof thesaurus" https://smartdefine.org/crush-proof/thesaurus/antonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2013, crush-proof thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/crush-proof/thesaurus/antonyms>. |
| MLA | Smart Define. "crush-proof thesaurus" 28 June 2013. Web. 21 September 2026. <https://smartdefine.org/crush-proof/thesaurus/antonyms> |