Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Estray. Retrieved September 25, 2026, from http://smartdefine.org/estray/definitions/2004916 |
| Chicago | Webster's. 2011. "Estray" http://smartdefine.org/estray/definitions/2004916 (accessed September 25, 2026). |
| Harvard | Webster's 2011, Estray, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/estray/definitions/2004916>. |
| MLA | Webster's. "Estray" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/estray/definitions/2004916> |