| APA | Smart Define. (1970). digital source bathymetric navigation planning chart thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/digital_source_bathymetric_navigation_planning_chart/thesaurus/broader |
| Chicago | Smart Define. 1970. "digital source bathymetric navigation planning chart thesaurus" https://smartdefine.org/digital_source_bathymetric_navigation_planning_chart/thesaurus/broader (accessed September 20, 2026). |
| Harvard | Smart Define 1970, digital source bathymetric navigation planning chart thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/digital_source_bathymetric_navigation_planning_chart/thesaurus/broader>. |
| MLA | Smart Define. "digital source bathymetric navigation planning chart thesaurus" 1 January 1970. Web. 20 September 2026. <https://smartdefine.org/digital_source_bathymetric_navigation_planning_chart/thesaurus/broader> |