| APA | Smart Define. (1970). sophisticated eye-service thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sophisticated_eye-service/thesaurus/broader |
| Chicago | Smart Define. 1970. "sophisticated eye-service thesaurus" https://smartdefine.org/sophisticated_eye-service/thesaurus/broader (accessed September 23, 2026). |
| Harvard | Smart Define 1970, sophisticated eye-service thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sophisticated_eye-service/thesaurus/broader>. |
| MLA | Smart Define. "sophisticated eye-service thesaurus" 1 January 1970. Web. 23 September 2026. <https://smartdefine.org/sophisticated_eye-service/thesaurus/broader> |