| APA | Smart Define. (2015). drill steel thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/drill_steel/thesaurus/broader |
| Chicago | Smart Define. 2015. "drill steel thesaurus" https://smartdefine.org/drill_steel/thesaurus/broader (accessed October 2, 2026). |
| Harvard | Smart Define 2015, drill steel thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/drill_steel/thesaurus/broader>. |
| MLA | Smart Define. "drill steel thesaurus" 10 April 2015. Web. 2 October 2026. <https://smartdefine.org/drill_steel/thesaurus/broader> |