| APA | Smart Define. (2016). treeless plain thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/treeless_plain/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "treeless plain thesaurus" https://smartdefine.org/treeless_plain/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, treeless plain thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/treeless_plain/thesaurus/synonyms>. |
| MLA | Smart Define. "treeless plain thesaurus" 1 March 2016. Web. 23 September 2026. <https://smartdefine.org/treeless_plain/thesaurus/synonyms> |