| APA | Smart Define. (1970). letter of acknowledgment thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/letter_of_acknowledgment/thesaurus/related |
| Chicago | Smart Define. 1970. "letter of acknowledgment thesaurus" https://smartdefine.org/letter_of_acknowledgment/thesaurus/related (accessed October 2, 2026). |
| Harvard | Smart Define 1970, letter of acknowledgment thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/letter_of_acknowledgment/thesaurus/related>. |
| MLA | Smart Define. "letter of acknowledgment thesaurus" 1 January 1970. Web. 2 October 2026. <https://smartdefine.org/letter_of_acknowledgment/thesaurus/related> |