| APA | LEFR. (2012, February 16). In Acronym Geek. Retrieved 14:44, February 16, 2012, from http://www.acronymgeek.com/LEFR |
| MLA | "LEFR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LEFR>. |
| MHRA | 'LEFR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LEFR> [accessed 16 February 2012] |
| Chicago | "LEFR", http://www.acronymgeek.com/LEFR (accessed February 16, 2012). |
| CBE/CSE | LEFR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LEFR. |
| Bluebook | LEFR, http://www.acronymgeek.com/LEFR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LEFR, http://www.acronymgeek.com/LEFR (optional description here) (as of Feb. 16, 2012, 14:44). |
| AMA | LEFR. Acronym Geek. February 16, 2012, 14:44. Available at: http://www.acronymgeek.com/LEFR. Accessed February 16, 2012, 14:44. |