| APA | Smart Define. (2011). frequency-response curve thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/frequency-response_curve/thesaurus/broader |
| Chicago | Smart Define. 2011. "frequency-response curve thesaurus" https://smartdefine.org/frequency-response_curve/thesaurus/broader (accessed September 25, 2026). |
| Harvard | Smart Define 2011, frequency-response curve thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/frequency-response_curve/thesaurus/broader>. |
| MLA | Smart Define. "frequency-response curve thesaurus" 26 April 2011. Web. 25 September 2026. <https://smartdefine.org/frequency-response_curve/thesaurus/broader> |