| APA | LEOS. (2012, February 16). In Acronym Geek. Retrieved 19:35, February 16, 2012, from http://www.acronymgeek.com/LEOS |
| MLA | "LEOS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LEOS>. |
| MHRA | 'LEOS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LEOS> [accessed 16 February 2012] |
| Chicago | "LEOS", http://www.acronymgeek.com/LEOS (accessed February 16, 2012). |
| CBE/CSE | LEOS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LEOS. |
| Bluebook | LEOS, http://www.acronymgeek.com/LEOS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LEOS, http://www.acronymgeek.com/LEOS (optional description here) (as of Feb. 16, 2012, 19:35). |
| AMA | LEOS. Acronym Geek. February 16, 2012, 19:35. Available at: http://www.acronymgeek.com/LEOS. Accessed February 16, 2012, 19:35. |