| APA | FLSO. (2012, February 16). In Acronym Geek. Retrieved 05:03, February 16, 2012, from http://www.acronymgeek.com/FLSO |
| MLA | "FLSO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/FLSO>. |
| MHRA | 'FLSO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/FLSO> [accessed 16 February 2012] |
| Chicago | "FLSO", http://www.acronymgeek.com/FLSO (accessed February 16, 2012). |
| CBE/CSE | FLSO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/FLSO. |
| Bluebook | FLSO, http://www.acronymgeek.com/FLSO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FLSO, http://www.acronymgeek.com/FLSO (optional description here) (as of Feb. 16, 2012, 05:03). |
| AMA | FLSO. Acronym Geek. February 16, 2012, 05:03. Available at: http://www.acronymgeek.com/FLSO. Accessed February 16, 2012, 05:03. |