| APA | NDHH. (2012, February 15). In Acronym Geek. Retrieved 23:23, February 15, 2012, from http://www.acronymgeek.com/NDHH |
| MLA | "NDHH." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/NDHH>. |
| MHRA | 'NDHH', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/NDHH> [accessed 15 February 2012] |
| Chicago | "NDHH", http://www.acronymgeek.com/NDHH (accessed February 15, 2012). |
| CBE/CSE | NDHH [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/NDHH. |
| Bluebook | NDHH, http://www.acronymgeek.com/NDHH (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NDHH, http://www.acronymgeek.com/NDHH (optional description here) (as of Feb. 15, 2012, 23:23). |
| AMA | NDHH. Acronym Geek. February 15, 2012, 23:23. Available at: http://www.acronymgeek.com/NDHH. Accessed February 15, 2012, 23:23. |