| APA | NHLL. (2012, February 16). In Acronym Geek. Retrieved 00:01, February 16, 2012, from http://www.acronymgeek.com/NHLL |
| MLA | "NHLL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/NHLL>. |
| MHRA | 'NHLL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/NHLL> [accessed 16 February 2012] |
| Chicago | "NHLL", http://www.acronymgeek.com/NHLL (accessed February 16, 2012). |
| CBE/CSE | NHLL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/NHLL. |
| Bluebook | NHLL, http://www.acronymgeek.com/NHLL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NHLL, http://www.acronymgeek.com/NHLL (optional description here) (as of Feb. 16, 2012, 00:01). |
| AMA | NHLL. Acronym Geek. February 16, 2012, 00:01. Available at: http://www.acronymgeek.com/NHLL. Accessed February 16, 2012, 00:01. |