| APA | ULSN. (2012, February 16). In Acronym Geek. Retrieved 23:12, February 16, 2012, from http://www.acronymgeek.com/ULSN |
| MLA | "ULSN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ULSN>. |
| MHRA | 'ULSN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ULSN> [accessed 16 February 2012] |
| Chicago | "ULSN", http://www.acronymgeek.com/ULSN (accessed February 16, 2012). |
| CBE/CSE | ULSN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ULSN. |
| Bluebook | ULSN, http://www.acronymgeek.com/ULSN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ULSN, http://www.acronymgeek.com/ULSN (optional description here) (as of Feb. 16, 2012, 23:12). |
| AMA | ULSN. Acronym Geek. February 16, 2012, 23:12. Available at: http://www.acronymgeek.com/ULSN. Accessed February 16, 2012, 23:12. |