| APA | FEXL. (2012, February 15). In Acronym Geek. Retrieved 14:55, February 15, 2012, from http://www.acronymgeek.com/FEXL |
| MLA | "FEXL." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/FEXL>. |
| MHRA | 'FEXL', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/FEXL> [accessed 15 February 2012] |
| Chicago | "FEXL", http://www.acronymgeek.com/FEXL (accessed February 15, 2012). |
| CBE/CSE | FEXL [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/FEXL. |
| Bluebook | FEXL, http://www.acronymgeek.com/FEXL (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FEXL, http://www.acronymgeek.com/FEXL (optional description here) (as of Feb. 15, 2012, 14:55). |
| AMA | FEXL. Acronym Geek. February 15, 2012, 14:55. Available at: http://www.acronymgeek.com/FEXL. Accessed February 15, 2012, 14:55. |