| APA | Smart Define. (1970). border country between twin national heritages thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/border_country_between_twin_national_heritages/thesaurus/broader |
| Chicago | Smart Define. 1970. "border country between twin national heritages thesaurus" https://smartdefine.org/border_country_between_twin_national_heritages/thesaurus/broader (accessed October 1, 2026). |
| Harvard | Smart Define 1970, border country between twin national heritages thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/border_country_between_twin_national_heritages/thesaurus/broader>. |
| MLA | Smart Define. "border country between twin national heritages thesaurus" 1 January 1970. Web. 1 October 2026. <https://smartdefine.org/border_country_between_twin_national_heritages/thesaurus/broader> |