| APA | Smart Define. (1970). happy as a duck in Arizona thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/happy_as_a_duck_in_arizona/thesaurus/broader |
| Chicago | Smart Define. 1970. "happy as a duck in Arizona thesaurus" https://smartdefine.org/happy_as_a_duck_in_arizona/thesaurus/broader (accessed September 26, 2026). |
| Harvard | Smart Define 1970, happy as a duck in Arizona thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/happy_as_a_duck_in_arizona/thesaurus/broader>. |
| MLA | Smart Define. "happy as a duck in Arizona thesaurus" 1 January 1970. Web. 26 September 2026. <https://smartdefine.org/happy_as_a_duck_in_arizona/thesaurus/broader> |