| APA | LEVS. (2012, February 15). In Acronym Geek. Retrieved 13:45, February 15, 2012, from http://www.acronymgeek.com/LEVS |
| MLA | "LEVS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/LEVS>. |
| MHRA | 'LEVS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/LEVS> [accessed 15 February 2012] |
| Chicago | "LEVS", http://www.acronymgeek.com/LEVS (accessed February 15, 2012). |
| CBE/CSE | LEVS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/LEVS. |
| Bluebook | LEVS, http://www.acronymgeek.com/LEVS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LEVS, http://www.acronymgeek.com/LEVS (optional description here) (as of Feb. 15, 2012, 13:45). |
| AMA | LEVS. Acronym Geek. February 15, 2012, 13:45. Available at: http://www.acronymgeek.com/LEVS. Accessed February 15, 2012, 13:45. |