| APA | Smart Define. (2015). dig with a shovel thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/dig_with_a_shovel/thesaurus/narrower |
| Chicago | Smart Define. 2015. "dig with a shovel thesaurus" https://smartdefine.org/dig_with_a_shovel/thesaurus/narrower (accessed September 28, 2026). |
| Harvard | Smart Define 2015, dig with a shovel thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/dig_with_a_shovel/thesaurus/narrower>. |
| MLA | Smart Define. "dig with a shovel thesaurus" 11 March 2015. Web. 28 September 2026. <https://smartdefine.org/dig_with_a_shovel/thesaurus/narrower> |