| APA | OTTOMH. (2012, February 12). In Acronym Geek. Retrieved 13:10, February 12, 2012, from http://www.acronymgeek.com/OTTOMH |
| MLA | "OTTOMH." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/OTTOMH>. |
| MHRA | 'OTTOMH', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/OTTOMH> [accessed 12 February 2012] |
| Chicago | "OTTOMH", http://www.acronymgeek.com/OTTOMH (accessed February 12, 2012). |
| CBE/CSE | OTTOMH [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/OTTOMH. |
| Bluebook | OTTOMH, http://www.acronymgeek.com/OTTOMH (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OTTOMH, http://www.acronymgeek.com/OTTOMH (optional description here) (as of Feb. 12, 2012, 13:10). |
| AMA | OTTOMH. Acronym Geek. February 12, 2012, 13:10. Available at: http://www.acronymgeek.com/OTTOMH. Accessed February 12, 2012, 13:10. |