| APA | BBNU. (2012, February 14). In Acronym Geek. Retrieved 01:36, February 14, 2012, from http://www.acronymgeek.com/BBNU |
| MLA | "BBNU." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/BBNU>. |
| MHRA | 'BBNU', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/BBNU> [accessed 14 February 2012] |
| Chicago | "BBNU", http://www.acronymgeek.com/BBNU (accessed February 14, 2012). |
| CBE/CSE | BBNU [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/BBNU. |
| Bluebook | BBNU, http://www.acronymgeek.com/BBNU (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BBNU, http://www.acronymgeek.com/BBNU (optional description here) (as of Feb. 14, 2012, 01:36). |
| AMA | BBNU. Acronym Geek. February 14, 2012, 01:36. Available at: http://www.acronymgeek.com/BBNU. Accessed February 14, 2012, 01:36. |