| APA | Smart Define. (-0001). old-time radio thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/old-time_radio/thesaurus/broader |
| Chicago | Smart Define. -0001. "old-time radio thesaurus" https://smartdefine.org/old-time_radio/thesaurus/broader (accessed September 20, 2026). |
| Harvard | Smart Define -0001, old-time radio thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/old-time_radio/thesaurus/broader>. |
| MLA | Smart Define. "old-time radio thesaurus" 30 November -0001. Web. 20 September 2026. <https://smartdefine.org/old-time_radio/thesaurus/broader> |