| APA | LEVL. (2012, February 16). In Acronym Geek. Retrieved 06:36, February 16, 2012, from http://www.acronymgeek.com/LEVL |
| MLA | "LEVL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LEVL>. |
| MHRA | 'LEVL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LEVL> [accessed 16 February 2012] |
| Chicago | "LEVL", http://www.acronymgeek.com/LEVL (accessed February 16, 2012). |
| CBE/CSE | LEVL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LEVL. |
| Bluebook | LEVL, http://www.acronymgeek.com/LEVL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LEVL, http://www.acronymgeek.com/LEVL (optional description here) (as of Feb. 16, 2012, 06:36). |
| AMA | LEVL. Acronym Geek. February 16, 2012, 06:36. Available at: http://www.acronymgeek.com/LEVL. Accessed February 16, 2012, 06:36. |