| APA | XBD. (2012, February 10). In Acronym Geek. Retrieved 01:51, February 10, 2012, from http://www.acronymgeek.com/XBD |
| MLA | "XBD." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/XBD>. |
| MHRA | 'XBD', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/XBD> [accessed 10 February 2012] |
| Chicago | "XBD", http://www.acronymgeek.com/XBD (accessed February 10, 2012). |
| CBE/CSE | XBD [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/XBD. |
| Bluebook | XBD, http://www.acronymgeek.com/XBD (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XBD, http://www.acronymgeek.com/XBD (optional description here) (as of Feb. 10, 2012, 01:51). |
| AMA | XBD. Acronym Geek. February 10, 2012, 01:51. Available at: http://www.acronymgeek.com/XBD. Accessed February 10, 2012, 01:51. |