| APA | LESN. (2012, February 16). In Acronym Geek. Retrieved 16:55, February 16, 2012, from http://www.acronymgeek.com/LESN |
| MLA | "LESN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LESN>. |
| MHRA | 'LESN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LESN> [accessed 16 February 2012] |
| Chicago | "LESN", http://www.acronymgeek.com/LESN (accessed February 16, 2012). |
| CBE/CSE | LESN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LESN. |
| Bluebook | LESN, http://www.acronymgeek.com/LESN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LESN, http://www.acronymgeek.com/LESN (optional description here) (as of Feb. 16, 2012, 16:55). |
| AMA | LESN. Acronym Geek. February 16, 2012, 16:55. Available at: http://www.acronymgeek.com/LESN. Accessed February 16, 2012, 16:55. |