| APA | OSSI. (2012, February 16). In Acronym Geek. Retrieved 08:39, February 16, 2012, from http://www.acronymgeek.com/OSSI |
| MLA | "OSSI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OSSI>. |
| MHRA | 'OSSI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OSSI> [accessed 16 February 2012] |
| Chicago | "OSSI", http://www.acronymgeek.com/OSSI (accessed February 16, 2012). |
| CBE/CSE | OSSI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OSSI. |
| Bluebook | OSSI, http://www.acronymgeek.com/OSSI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OSSI, http://www.acronymgeek.com/OSSI (optional description here) (as of Feb. 16, 2012, 08:39). |
| AMA | OSSI. Acronym Geek. February 16, 2012, 08:39. Available at: http://www.acronymgeek.com/OSSI. Accessed February 16, 2012, 08:39. |