| APA | Smart Define. (2011). tobacco plant thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/tobacco_plant/thesaurus/narrower |
| Chicago | Smart Define. 2011. "tobacco plant thesaurus" https://smartdefine.org/tobacco_plant/thesaurus/narrower (accessed September 29, 2026). |
| Harvard | Smart Define 2011, tobacco plant thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/tobacco_plant/thesaurus/narrower>. |
| MLA | Smart Define. "tobacco plant thesaurus" 26 April 2011. Web. 29 September 2026. <https://smartdefine.org/tobacco_plant/thesaurus/narrower> |