| APA | LEFF. (2012, February 16). In Acronym Geek. Retrieved 00:49, February 16, 2012, from http://www.acronymgeek.com/LEFF |
| MLA | "LEFF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LEFF>. |
| MHRA | 'LEFF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LEFF> [accessed 16 February 2012] |
| Chicago | "LEFF", http://www.acronymgeek.com/LEFF (accessed February 16, 2012). |
| CBE/CSE | LEFF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LEFF. |
| Bluebook | LEFF, http://www.acronymgeek.com/LEFF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LEFF, http://www.acronymgeek.com/LEFF (optional description here) (as of Feb. 16, 2012, 00:49). |
| AMA | LEFF. Acronym Geek. February 16, 2012, 00:49. Available at: http://www.acronymgeek.com/LEFF. Accessed February 16, 2012, 00:49. |