| APA | XIF. (2012, February 11). In Acronym Geek. Retrieved 23:36, February 11, 2012, from http://www.acronymgeek.com/XIF |
| MLA | "XIF." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/XIF>. |
| MHRA | 'XIF', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/XIF> [accessed 11 February 2012] |
| Chicago | "XIF", http://www.acronymgeek.com/XIF (accessed February 11, 2012). |
| CBE/CSE | XIF [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/XIF. |
| Bluebook | XIF, http://www.acronymgeek.com/XIF (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XIF, http://www.acronymgeek.com/XIF (optional description here) (as of Feb. 11, 2012, 23:36). |
| AMA | XIF. Acronym Geek. February 11, 2012, 23:36. Available at: http://www.acronymgeek.com/XIF. Accessed February 11, 2012, 23:36. |