| APA | OTNH. (2012, February 14). In Acronym Geek. Retrieved 14:08, February 14, 2012, from http://www.acronymgeek.com/OTNH |
| MLA | "OTNH." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OTNH>. |
| MHRA | 'OTNH', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OTNH> [accessed 14 February 2012] |
| Chicago | "OTNH", http://www.acronymgeek.com/OTNH (accessed February 14, 2012). |
| CBE/CSE | OTNH [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OTNH. |
| Bluebook | OTNH, http://www.acronymgeek.com/OTNH (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OTNH, http://www.acronymgeek.com/OTNH (optional description here) (as of Feb. 14, 2012, 14:08). |
| AMA | OTNH. Acronym Geek. February 14, 2012, 14:08. Available at: http://www.acronymgeek.com/OTNH. Accessed February 14, 2012, 14:08. |