| APA | Smart Define. (2016). royal family thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/royal_family/thesaurus/broader |
| Chicago | Smart Define. 2016. "royal family thesaurus" https://smartdefine.org/royal_family/thesaurus/broader (accessed September 30, 2026). |
| Harvard | Smart Define 2016, royal family thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/royal_family/thesaurus/broader>. |
| MLA | Smart Define. "royal family thesaurus" 30 March 2016. Web. 30 September 2026. <https://smartdefine.org/royal_family/thesaurus/broader> |