| APA | XID. (2012, February 10). In Acronym Geek. Retrieved 17:04, February 10, 2012, from http://www.acronymgeek.com/XID |
| MLA | "XID." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/XID>. |
| MHRA | 'XID', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/XID> [accessed 10 February 2012] |
| Chicago | "XID", http://www.acronymgeek.com/XID (accessed February 10, 2012). |
| CBE/CSE | XID [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/XID. |
| Bluebook | XID, http://www.acronymgeek.com/XID (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XID, http://www.acronymgeek.com/XID (optional description here) (as of Feb. 10, 2012, 17:04). |
| AMA | XID. Acronym Geek. February 10, 2012, 17:04. Available at: http://www.acronymgeek.com/XID. Accessed February 10, 2012, 17:04. |