| APA | FLS. (2012, February 15). In Acronym Geek. Retrieved 03:39, February 15, 2012, from http://www.acronymgeek.com/FLS |
| MLA | "FLS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/FLS>. |
| MHRA | 'FLS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/FLS> [accessed 15 February 2012] |
| Chicago | "FLS", http://www.acronymgeek.com/FLS (accessed February 15, 2012). |
| CBE/CSE | FLS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/FLS. |
| Bluebook | FLS, http://www.acronymgeek.com/FLS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FLS, http://www.acronymgeek.com/FLS (optional description here) (as of Feb. 15, 2012, 03:39). |
| AMA | FLS. Acronym Geek. February 15, 2012, 03:39. Available at: http://www.acronymgeek.com/FLS. Accessed February 15, 2012, 03:39. |