| APA | L.S.. (2012, February 15). In Acronym Geek. Retrieved 07:25, February 15, 2012, from http://www.acronymgeek.com/L.S. |
| MLA | "L.S.." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/L.S.>. |
| MHRA | 'L.S.', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/L.S.> [accessed 15 February 2012] |
| Chicago | "L.S.", http://www.acronymgeek.com/L.S. (accessed February 15, 2012). |
| CBE/CSE | L.S. [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/L.S.. |
| Bluebook | L.S., http://www.acronymgeek.com/L.S. (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, L.S., http://www.acronymgeek.com/L.S. (optional description here) (as of Feb. 15, 2012, 07:25). |
| AMA | L.S.. Acronym Geek. February 15, 2012, 07:25. Available at: http://www.acronymgeek.com/L.S.. Accessed February 15, 2012, 07:25. |