| APA | HTNI. (2012, February 15). In Acronym Geek. Retrieved 19:50, February 15, 2012, from http://www.acronymgeek.com/HTNI |
| MLA | "HTNI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HTNI>. |
| MHRA | 'HTNI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HTNI> [accessed 15 February 2012] |
| Chicago | "HTNI", http://www.acronymgeek.com/HTNI (accessed February 15, 2012). |
| CBE/CSE | HTNI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HTNI. |
| Bluebook | HTNI, http://www.acronymgeek.com/HTNI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HTNI, http://www.acronymgeek.com/HTNI (optional description here) (as of Feb. 15, 2012, 19:50). |
| AMA | HTNI. Acronym Geek. February 15, 2012, 19:50. Available at: http://www.acronymgeek.com/HTNI. Accessed February 15, 2012, 19:50. |