| APA | Smart Define. (2011). South American nation thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/south_american_nation/thesaurus/synonyms |
| Chicago | Smart Define. 2011. "South American nation thesaurus" https://smartdefine.org/south_american_nation/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2011, South American nation thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/south_american_nation/thesaurus/synonyms>. |
| MLA | Smart Define. "South American nation thesaurus" 26 April 2011. Web. 21 September 2026. <https://smartdefine.org/south_american_nation/thesaurus/synonyms> |