| APA | Smart Define. (1970). delayed language development thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/delayed_language_development/thesaurus/antonyms |
| Chicago | Smart Define. 1970. "delayed language development thesaurus" https://smartdefine.org/delayed_language_development/thesaurus/antonyms (accessed October 2, 2026). |
| Harvard | Smart Define 1970, delayed language development thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/delayed_language_development/thesaurus/antonyms>. |
| MLA | Smart Define. "delayed language development thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/delayed_language_development/thesaurus/antonyms> |