| APA | Smart Define. (2013). green state thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/green_state/thesaurus/related |
| Chicago | Smart Define. 2013. "green state thesaurus" https://smartdefine.org/green_state/thesaurus/related (accessed September 25, 2026). |
| Harvard | Smart Define 2013, green state thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/green_state/thesaurus/related>. |
| MLA | Smart Define. "green state thesaurus" 19 May 2013. Web. 25 September 2026. <https://smartdefine.org/green_state/thesaurus/related> |