Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Nickeline. Retrieved September 25, 2026, from http://smartdefine.org/nickeline/definitions/2036651 |
| Chicago | Webster's. 2011. "Nickeline" http://smartdefine.org/nickeline/definitions/2036651 (accessed September 25, 2026). |
| Harvard | Webster's 2011, Nickeline, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/nickeline/definitions/2036651>. |
| MLA | Webster's. "Nickeline" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/nickeline/definitions/2036651> |