| APA | OSEV. (2012, February 15). In Acronym Geek. Retrieved 06:24, February 15, 2012, from http://www.acronymgeek.com/OSEV |
| MLA | "OSEV." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OSEV>. |
| MHRA | 'OSEV', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OSEV> [accessed 15 February 2012] |
| Chicago | "OSEV", http://www.acronymgeek.com/OSEV (accessed February 15, 2012). |
| CBE/CSE | OSEV [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OSEV. |
| Bluebook | OSEV, http://www.acronymgeek.com/OSEV (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OSEV, http://www.acronymgeek.com/OSEV (optional description here) (as of Feb. 15, 2012, 06:24). |
| AMA | OSEV. Acronym Geek. February 15, 2012, 06:24. Available at: http://www.acronymgeek.com/OSEV. Accessed February 15, 2012, 06:24. |