| APA | ONYS. (2012, February 16). In Acronym Geek. Retrieved 04:29, February 16, 2012, from http://www.acronymgeek.com/ONYS |
| MLA | "ONYS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ONYS>. |
| MHRA | 'ONYS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ONYS> [accessed 16 February 2012] |
| Chicago | "ONYS", http://www.acronymgeek.com/ONYS (accessed February 16, 2012). |
| CBE/CSE | ONYS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ONYS. |
| Bluebook | ONYS, http://www.acronymgeek.com/ONYS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ONYS, http://www.acronymgeek.com/ONYS (optional description here) (as of Feb. 16, 2012, 04:29). |
| AMA | ONYS. Acronym Geek. February 16, 2012, 04:29. Available at: http://www.acronymgeek.com/ONYS. Accessed February 16, 2012, 04:29. |