| APA | FLOS. (2012, February 16). In Acronym Geek. Retrieved 23:50, February 16, 2012, from http://www.acronymgeek.com/FLOS |
| MLA | "FLOS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/FLOS>. |
| MHRA | 'FLOS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/FLOS> [accessed 16 February 2012] |
| Chicago | "FLOS", http://www.acronymgeek.com/FLOS (accessed February 16, 2012). |
| CBE/CSE | FLOS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/FLOS. |
| Bluebook | FLOS, http://www.acronymgeek.com/FLOS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FLOS, http://www.acronymgeek.com/FLOS (optional description here) (as of Feb. 16, 2012, 23:50). |
| AMA | FLOS. Acronym Geek. February 16, 2012, 23:50. Available at: http://www.acronymgeek.com/FLOS. Accessed February 16, 2012, 23:50. |