| APA | KOSF. (2012, February 16). In Acronym Geek. Retrieved 09:57, February 16, 2012, from http://www.acronymgeek.com/KOSF |
| MLA | "KOSF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/KOSF>. |
| MHRA | 'KOSF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/KOSF> [accessed 16 February 2012] |
| Chicago | "KOSF", http://www.acronymgeek.com/KOSF (accessed February 16, 2012). |
| CBE/CSE | KOSF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/KOSF. |
| Bluebook | KOSF, http://www.acronymgeek.com/KOSF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KOSF, http://www.acronymgeek.com/KOSF (optional description here) (as of Feb. 16, 2012, 09:57). |
| AMA | KOSF. Acronym Geek. February 16, 2012, 09:57. Available at: http://www.acronymgeek.com/KOSF. Accessed February 16, 2012, 09:57. |