| APA | OFSG. (2012, February 15). In Acronym Geek. Retrieved 18:19, February 15, 2012, from http://www.acronymgeek.com/OFSG |
| MLA | "OFSG." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OFSG>. |
| MHRA | 'OFSG', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OFSG> [accessed 15 February 2012] |
| Chicago | "OFSG", http://www.acronymgeek.com/OFSG (accessed February 15, 2012). |
| CBE/CSE | OFSG [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OFSG. |
| Bluebook | OFSG, http://www.acronymgeek.com/OFSG (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OFSG, http://www.acronymgeek.com/OFSG (optional description here) (as of Feb. 15, 2012, 18:19). |
| AMA | OFSG. Acronym Geek. February 15, 2012, 18:19. Available at: http://www.acronymgeek.com/OFSG. Accessed February 15, 2012, 18:19. |