| APA | Smart Define. (2013). king-sized thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/king-sized/thesaurus/antonyms |
| Chicago | Smart Define. 2013. "king-sized thesaurus" https://smartdefine.org/king-sized/thesaurus/antonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2013, king-sized thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/king-sized/thesaurus/antonyms>. |
| MLA | Smart Define. "king-sized thesaurus" 27 June 2013. Web. 23 September 2026. <https://smartdefine.org/king-sized/thesaurus/antonyms> |