| APA | Smart Define. (2015). soap bubble thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/soap_bubble/thesaurus/broader |
| Chicago | Smart Define. 2015. "soap bubble thesaurus" https://smartdefine.org/soap_bubble/thesaurus/broader (accessed September 21, 2026). |
| Harvard | Smart Define 2015, soap bubble thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/soap_bubble/thesaurus/broader>. |
| MLA | Smart Define. "soap bubble thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/soap_bubble/thesaurus/broader> |