| APA | OMNS. (2012, February 15). In Acronym Geek. Retrieved 12:35, February 15, 2012, from http://www.acronymgeek.com/OMNS |
| MLA | "OMNS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OMNS>. |
| MHRA | 'OMNS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OMNS> [accessed 15 February 2012] |
| Chicago | "OMNS", http://www.acronymgeek.com/OMNS (accessed February 15, 2012). |
| CBE/CSE | OMNS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OMNS. |
| Bluebook | OMNS, http://www.acronymgeek.com/OMNS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OMNS, http://www.acronymgeek.com/OMNS (optional description here) (as of Feb. 15, 2012, 12:35). |
| AMA | OMNS. Acronym Geek. February 15, 2012, 12:35. Available at: http://www.acronymgeek.com/OMNS. Accessed February 15, 2012, 12:35. |