| APA | Smart Define. (2013). epicyclic gear train thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/epicyclic_gear_train/thesaurus/related |
| Chicago | Smart Define. 2013. "epicyclic gear train thesaurus" https://smartdefine.org/epicyclic_gear_train/thesaurus/related (accessed September 30, 2026). |
| Harvard | Smart Define 2013, epicyclic gear train thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/epicyclic_gear_train/thesaurus/related>. |
| MLA | Smart Define. "epicyclic gear train thesaurus" 18 May 2013. Web. 30 September 2026. <https://smartdefine.org/epicyclic_gear_train/thesaurus/related> |