| APA | DSU. (2012, February 9). In Acronym Geek. Retrieved 19:58, February 9, 2012, from http://www.acronymgeek.com/DSU |
| MLA | "DSU." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/DSU>. |
| MHRA | 'DSU', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/DSU> [accessed 9 February 2012] |
| Chicago | "DSU", http://www.acronymgeek.com/DSU (accessed February 9, 2012). |
| CBE/CSE | DSU [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/DSU. |
| Bluebook | DSU, http://www.acronymgeek.com/DSU (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DSU, http://www.acronymgeek.com/DSU (optional description here) (as of Feb. 9, 2012, 19:58). |
| AMA | DSU. Acronym Geek. February 9, 2012, 19:58. Available at: http://www.acronymgeek.com/DSU. Accessed February 9, 2012, 19:58. |