| APA | XKAR. (2012, February 16). In Acronym Geek. Retrieved 23:19, February 16, 2012, from http://www.acronymgeek.com/XKAR |
| MLA | "XKAR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/XKAR>. |
| MHRA | 'XKAR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/XKAR> [accessed 16 February 2012] |
| Chicago | "XKAR", http://www.acronymgeek.com/XKAR (accessed February 16, 2012). |
| CBE/CSE | XKAR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/XKAR. |
| Bluebook | XKAR, http://www.acronymgeek.com/XKAR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XKAR, http://www.acronymgeek.com/XKAR (optional description here) (as of Feb. 16, 2012, 23:19). |
| AMA | XKAR. Acronym Geek. February 16, 2012, 23:19. Available at: http://www.acronymgeek.com/XKAR. Accessed February 16, 2012, 23:19. |