| APA | LEFI. (2012, February 16). In Acronym Geek. Retrieved 16:01, February 16, 2012, from http://www.acronymgeek.com/LEFI |
| MLA | "LEFI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LEFI>. |
| MHRA | 'LEFI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LEFI> [accessed 16 February 2012] |
| Chicago | "LEFI", http://www.acronymgeek.com/LEFI (accessed February 16, 2012). |
| CBE/CSE | LEFI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LEFI. |
| Bluebook | LEFI, http://www.acronymgeek.com/LEFI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LEFI, http://www.acronymgeek.com/LEFI (optional description here) (as of Feb. 16, 2012, 16:01). |
| AMA | LEFI. Acronym Geek. February 16, 2012, 16:01. Available at: http://www.acronymgeek.com/LEFI. Accessed February 16, 2012, 16:01. |