| APA | Smart Define. (2011). nonsteroidal anti-inflammatory drug thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/nonsteroidal_anti-inflammatory_drug/thesaurus/narrower |
| Chicago | Smart Define. 2011. "nonsteroidal anti-inflammatory drug thesaurus" https://smartdefine.org/nonsteroidal_anti-inflammatory_drug/thesaurus/narrower (accessed October 2, 2026). |
| Harvard | Smart Define 2011, nonsteroidal anti-inflammatory drug thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/nonsteroidal_anti-inflammatory_drug/thesaurus/narrower>. |
| MLA | Smart Define. "nonsteroidal anti-inflammatory drug thesaurus" 26 April 2011. Web. 2 October 2026. <https://smartdefine.org/nonsteroidal_anti-inflammatory_drug/thesaurus/narrower> |