| APA | NDHL. (2012, February 15). In Acronym Geek. Retrieved 11:41, February 15, 2012, from http://www.acronymgeek.com/NDHL |
| MLA | "NDHL." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/NDHL>. |
| MHRA | 'NDHL', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/NDHL> [accessed 15 February 2012] |
| Chicago | "NDHL", http://www.acronymgeek.com/NDHL (accessed February 15, 2012). |
| CBE/CSE | NDHL [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/NDHL. |
| Bluebook | NDHL, http://www.acronymgeek.com/NDHL (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NDHL, http://www.acronymgeek.com/NDHL (optional description here) (as of Feb. 15, 2012, 11:41). |
| AMA | NDHL. Acronym Geek. February 15, 2012, 11:41. Available at: http://www.acronymgeek.com/NDHL. Accessed February 15, 2012, 11:41. |