| APA | Smart Define. (2011). order of the purple heart thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/order_of_the_purple_heart/thesaurus/broader |
| Chicago | Smart Define. 2011. "order of the purple heart thesaurus" https://smartdefine.org/order_of_the_purple_heart/thesaurus/broader (accessed October 1, 2026). |
| Harvard | Smart Define 2011, order of the purple heart thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/order_of_the_purple_heart/thesaurus/broader>. |
| MLA | Smart Define. "order of the purple heart thesaurus" 26 April 2011. Web. 1 October 2026. <https://smartdefine.org/order_of_the_purple_heart/thesaurus/broader> |