| APA | NBL. (2012, February 14). In Acronym Geek. Retrieved 07:05, February 14, 2012, from http://www.acronymgeek.com/NBL |
| MLA | "NBL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/NBL>. |
| MHRA | 'NBL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/NBL> [accessed 14 February 2012] |
| Chicago | "NBL", http://www.acronymgeek.com/NBL (accessed February 14, 2012). |
| CBE/CSE | NBL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/NBL. |
| Bluebook | NBL, http://www.acronymgeek.com/NBL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NBL, http://www.acronymgeek.com/NBL (optional description here) (as of Feb. 14, 2012, 07:05). |
| AMA | NBL. Acronym Geek. February 14, 2012, 07:05. Available at: http://www.acronymgeek.com/NBL. Accessed February 14, 2012, 07:05. |