| APA | NHIU. (2012, February 15). In Acronym Geek. Retrieved 18:29, February 15, 2012, from http://www.acronymgeek.com/NHIU |
| MLA | "NHIU." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/NHIU>. |
| MHRA | 'NHIU', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/NHIU> [accessed 15 February 2012] |
| Chicago | "NHIU", http://www.acronymgeek.com/NHIU (accessed February 15, 2012). |
| CBE/CSE | NHIU [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/NHIU. |
| Bluebook | NHIU, http://www.acronymgeek.com/NHIU (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NHIU, http://www.acronymgeek.com/NHIU (optional description here) (as of Feb. 15, 2012, 18:29). |
| AMA | NHIU. Acronym Geek. February 15, 2012, 18:29. Available at: http://www.acronymgeek.com/NHIU. Accessed February 15, 2012, 18:29. |