| Style | Reference Text |
|---|
| APA | FFOS. (2013, June 18). In All Acronyms. Retrieved 20:49, June 18, 2013, from http://www.allacronyms.com/FFOS |
| MLA | "FFOS." All Acronyms. 18 Jun 2013, 20:49. All Acronyms. 18 Jun 2013 <http://www.allacronyms.com/FFOS>. |
| MHRA | 'FFOS', All Acronyms, 18 June 2013, 20:49, <http://www.allacronyms.com/FFOS> [accessed 18 June 2013] |
| Chicago | "FFOS," http://www.allacronyms.com/FFOS (accessed June 18, 2013). |
| CBE/CSE | FFOS [Internet]. All Acronyms; 2013 Jun 18, 20:49 [cited 2013 Jun 18]. Available from: http://www.allacronyms.com/FFOS. |
| Bluebook | FFOS, http://www.allacronyms.com/FFOS (last visited June 18, 2013). |
| Bluebook: Harvard JOLT | See All Acronyms, FFOS, http://www.allacronyms.com/FFOS (optional description here) (as of Jun. 18, 2013, 20:49). |
| AMA | FFOS. All Acronyms. June 18, 2013, 20:49. Available at: http://www.allacronyms.com/FFOS. Accessed June 18, 2013. |