| APA | Smart Define. (2014). happy morning thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/happy_morning/thesaurus/synonyms |
| Chicago | Smart Define. 2014. "happy morning thesaurus" https://smartdefine.org/happy_morning/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2014, happy morning thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/happy_morning/thesaurus/synonyms>. |
| MLA | Smart Define. "happy morning thesaurus" 22 December 2014. Web. 21 September 2026. <https://smartdefine.org/happy_morning/thesaurus/synonyms> |