| APA | Smart Define. (2014). coordinate system thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/coordinate_system/thesaurus/narrower |
| Chicago | Smart Define. 2014. "coordinate system thesaurus" https://smartdefine.org/coordinate_system/thesaurus/narrower (accessed September 21, 2026). |
| Harvard | Smart Define 2014, coordinate system thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/coordinate_system/thesaurus/narrower>. |
| MLA | Smart Define. "coordinate system thesaurus" 14 September 2014. Web. 21 September 2026. <https://smartdefine.org/coordinate_system/thesaurus/narrower> |