| APA | FESL. (2012, February 16). In Acronym Geek. Retrieved 00:38, February 16, 2012, from http://www.acronymgeek.com/FESL |
| MLA | "FESL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/FESL>. |
| MHRA | 'FESL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/FESL> [accessed 16 February 2012] |
| Chicago | "FESL", http://www.acronymgeek.com/FESL (accessed February 16, 2012). |
| CBE/CSE | FESL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/FESL. |
| Bluebook | FESL, http://www.acronymgeek.com/FESL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FESL, http://www.acronymgeek.com/FESL (optional description here) (as of Feb. 16, 2012, 00:38). |
| AMA | FESL. Acronym Geek. February 16, 2012, 00:38. Available at: http://www.acronymgeek.com/FESL. Accessed February 16, 2012, 00:38. |