| APA | UTHO. (2012, February 16). In Acronym Geek. Retrieved 01:41, February 16, 2012, from http://www.acronymgeek.com/UTHO |
| MLA | "UTHO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/UTHO>. |
| MHRA | 'UTHO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/UTHO> [accessed 16 February 2012] |
| Chicago | "UTHO", http://www.acronymgeek.com/UTHO (accessed February 16, 2012). |
| CBE/CSE | UTHO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/UTHO. |
| Bluebook | UTHO, http://www.acronymgeek.com/UTHO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UTHO, http://www.acronymgeek.com/UTHO (optional description here) (as of Feb. 16, 2012, 01:41). |
| AMA | UTHO. Acronym Geek. February 16, 2012, 01:41. Available at: http://www.acronymgeek.com/UTHO. Accessed February 16, 2012, 01:41. |