| APA | Smart Define. (2013). seventy- thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/seventy-/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "seventy- thesaurus" https://smartdefine.org/seventy-/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2013, seventy- thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/seventy-/thesaurus/synonyms>. |
| MLA | Smart Define. "seventy- thesaurus" 18 May 2013. Web. 23 September 2026. <https://smartdefine.org/seventy-/thesaurus/synonyms> |