| APA | Smart Define. (2013). green woodpecker thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/green_woodpecker/thesaurus/synonyms |
| Chicago | Smart Define. 2013. "green woodpecker thesaurus" https://smartdefine.org/green_woodpecker/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2013, green woodpecker thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/green_woodpecker/thesaurus/synonyms>. |
| MLA | Smart Define. "green woodpecker thesaurus" 19 May 2013. Web. 24 September 2026. <https://smartdefine.org/green_woodpecker/thesaurus/synonyms> |