| APA | OSMA. (2012, February 15). In Acronym Geek. Retrieved 12:06, February 15, 2012, from http://www.acronymgeek.com/OSMA |
| MLA | "OSMA." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OSMA>. |
| MHRA | 'OSMA', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OSMA> [accessed 15 February 2012] |
| Chicago | "OSMA", http://www.acronymgeek.com/OSMA (accessed February 15, 2012). |
| CBE/CSE | OSMA [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OSMA. |
| Bluebook | OSMA, http://www.acronymgeek.com/OSMA (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OSMA, http://www.acronymgeek.com/OSMA (optional description here) (as of Feb. 15, 2012, 12:06). |
| AMA | OSMA. Acronym Geek. February 15, 2012, 12:06. Available at: http://www.acronymgeek.com/OSMA. Accessed February 15, 2012, 12:06. |