| APA | SDLU. (2012, February 14). In Acronym Geek. Retrieved 13:03, February 14, 2012, from http://www.acronymgeek.com/SDLU |
| MLA | "SDLU." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/SDLU>. |
| MHRA | 'SDLU', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/SDLU> [accessed 14 February 2012] |
| Chicago | "SDLU", http://www.acronymgeek.com/SDLU (accessed February 14, 2012). |
| CBE/CSE | SDLU [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/SDLU. |
| Bluebook | SDLU, http://www.acronymgeek.com/SDLU (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SDLU, http://www.acronymgeek.com/SDLU (optional description here) (as of Feb. 14, 2012, 13:03). |
| AMA | SDLU. Acronym Geek. February 14, 2012, 13:03. Available at: http://www.acronymgeek.com/SDLU. Accessed February 14, 2012, 13:03. |