| APA | Smart Define. (2013). diurnal parallax thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/diurnal_parallax/thesaurus/narrower |
| Chicago | Smart Define. 2013. "diurnal parallax thesaurus" https://smartdefine.org/diurnal_parallax/thesaurus/narrower (accessed October 2, 2026). |
| Harvard | Smart Define 2013, diurnal parallax thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/diurnal_parallax/thesaurus/narrower>. |
| MLA | Smart Define. "diurnal parallax thesaurus" 18 May 2013. Web. 2 October 2026. <https://smartdefine.org/diurnal_parallax/thesaurus/narrower> |