| APA | NHHW. (2012, February 16). In Acronym Geek. Retrieved 23:14, February 16, 2012, from http://www.acronymgeek.com/NHHW |
| MLA | "NHHW." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/NHHW>. |
| MHRA | 'NHHW', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/NHHW> [accessed 16 February 2012] |
| Chicago | "NHHW", http://www.acronymgeek.com/NHHW (accessed February 16, 2012). |
| CBE/CSE | NHHW [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/NHHW. |
| Bluebook | NHHW, http://www.acronymgeek.com/NHHW (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NHHW, http://www.acronymgeek.com/NHHW (optional description here) (as of Feb. 16, 2012, 23:14). |
| AMA | NHHW. Acronym Geek. February 16, 2012, 23:14. Available at: http://www.acronymgeek.com/NHHW. Accessed February 16, 2012, 23:14. |