| APA | XBSU. (2012, February 17). In Acronym Geek. Retrieved 07:31, February 17, 2012, from http://www.acronymgeek.com/XBSU |
| MLA | "XBSU." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/XBSU>. |
| MHRA | 'XBSU', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/XBSU> [accessed 17 February 2012] |
| Chicago | "XBSU", http://www.acronymgeek.com/XBSU (accessed February 17, 2012). |
| CBE/CSE | XBSU [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/XBSU. |
| Bluebook | XBSU, http://www.acronymgeek.com/XBSU (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XBSU, http://www.acronymgeek.com/XBSU (optional description here) (as of Feb. 17, 2012, 07:31). |
| AMA | XBSU. Acronym Geek. February 17, 2012, 07:31. Available at: http://www.acronymgeek.com/XBSU. Accessed February 17, 2012, 07:31. |