| APA | XIIR. (2012, February 16). In Acronym Geek. Retrieved 09:51, February 16, 2012, from http://www.acronymgeek.com/XIIR |
| MLA | "XIIR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/XIIR>. |
| MHRA | 'XIIR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/XIIR> [accessed 16 February 2012] |
| Chicago | "XIIR", http://www.acronymgeek.com/XIIR (accessed February 16, 2012). |
| CBE/CSE | XIIR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/XIIR. |
| Bluebook | XIIR, http://www.acronymgeek.com/XIIR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XIIR, http://www.acronymgeek.com/XIIR (optional description here) (as of Feb. 16, 2012, 09:51). |
| AMA | XIIR. Acronym Geek. February 16, 2012, 09:51. Available at: http://www.acronymgeek.com/XIIR. Accessed February 16, 2012, 09:51. |