| APA | NBKB. (2012, February 17). In Acronym Geek. Retrieved 03:00, February 17, 2012, from http://www.acronymgeek.com/NBKB |
| MLA | "NBKB." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/NBKB>. |
| MHRA | 'NBKB', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/NBKB> [accessed 17 February 2012] |
| Chicago | "NBKB", http://www.acronymgeek.com/NBKB (accessed February 17, 2012). |
| CBE/CSE | NBKB [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/NBKB. |
| Bluebook | NBKB, http://www.acronymgeek.com/NBKB (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NBKB, http://www.acronymgeek.com/NBKB (optional description here) (as of Feb. 17, 2012, 03:00). |
| AMA | NBKB. Acronym Geek. February 17, 2012, 03:00. Available at: http://www.acronymgeek.com/NBKB. Accessed February 17, 2012, 03:00. |