WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). sousaphone. Retrieved September 20, 2026, from http://smartdefine.org/sousaphone/definitions/1311957 |
| Chicago | WordNet. 2010. "sousaphone" http://smartdefine.org/sousaphone/definitions/1311957 (accessed September 20, 2026). |
| Harvard | WordNet 2010, sousaphone, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/sousaphone/definitions/1311957>. |
| MLA | WordNet. "sousaphone" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/sousaphone/definitions/1311957> |