| APA | LEFO. (2012, February 15). In Acronym Geek. Retrieved 11:56, February 15, 2012, from http://www.acronymgeek.com/LEFO |
| MLA | "LEFO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/LEFO>. |
| MHRA | 'LEFO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/LEFO> [accessed 15 February 2012] |
| Chicago | "LEFO", http://www.acronymgeek.com/LEFO (accessed February 15, 2012). |
| CBE/CSE | LEFO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/LEFO. |
| Bluebook | LEFO, http://www.acronymgeek.com/LEFO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LEFO, http://www.acronymgeek.com/LEFO (optional description here) (as of Feb. 15, 2012, 11:56). |
| AMA | LEFO. Acronym Geek. February 15, 2012, 11:56. Available at: http://www.acronymgeek.com/LEFO. Accessed February 15, 2012, 11:56. |