| APA | OSEG. (2012, February 14). In Acronym Geek. Retrieved 01:22, February 14, 2012, from http://www.acronymgeek.com/OSEG |
| MLA | "OSEG." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OSEG>. |
| MHRA | 'OSEG', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OSEG> [accessed 14 February 2012] |
| Chicago | "OSEG", http://www.acronymgeek.com/OSEG (accessed February 14, 2012). |
| CBE/CSE | OSEG [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OSEG. |
| Bluebook | OSEG, http://www.acronymgeek.com/OSEG (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OSEG, http://www.acronymgeek.com/OSEG (optional description here) (as of Feb. 14, 2012, 01:22). |
| AMA | OSEG. Acronym Geek. February 14, 2012, 01:22. Available at: http://www.acronymgeek.com/OSEG. Accessed February 14, 2012, 01:22. |