Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). multiple. Retrieved September 20, 2026, from http://smartdefine.org/multiple/definitions/2035111 |
| Chicago | Webster's. 2011. "multiple" http://smartdefine.org/multiple/definitions/2035111 (accessed September 20, 2026). |
| Harvard | Webster's 2011, multiple, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/multiple/definitions/2035111>. |
| MLA | Webster's. "multiple" 27 May 2011. Web. 20 September 2026. <http://smartdefine.org/multiple/definitions/2035111> |