| APA | LE&S. (2012, February 11). In Acronym Geek. Retrieved 17:36, February 11, 2012, from http://www.acronymgeek.com/LE&S |
| MLA | "LE&S." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/LE&S>. |
| MHRA | 'LE&S', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/LE&S> [accessed 11 February 2012] |
| Chicago | "LE&S", http://www.acronymgeek.com/LE&S (accessed February 11, 2012). |
| CBE/CSE | LE&S [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/LE&S. |
| Bluebook | LE&S, http://www.acronymgeek.com/LE&S (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LE&S, http://www.acronymgeek.com/LE&S (optional description here) (as of Feb. 11, 2012, 17:36). |
| AMA | LE&S. Acronym Geek. February 11, 2012, 17:36. Available at: http://www.acronymgeek.com/LE&S. Accessed February 11, 2012, 17:36. |