| APA | DDUW. (2012, February 16). In Acronym Geek. Retrieved 03:35, February 16, 2012, from http://www.acronymgeek.com/DDUW |
| MLA | "DDUW." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DDUW>. |
| MHRA | 'DDUW', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DDUW> [accessed 16 February 2012] |
| Chicago | "DDUW", http://www.acronymgeek.com/DDUW (accessed February 16, 2012). |
| CBE/CSE | DDUW [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DDUW. |
| Bluebook | DDUW, http://www.acronymgeek.com/DDUW (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DDUW, http://www.acronymgeek.com/DDUW (optional description here) (as of Feb. 16, 2012, 03:35). |
| AMA | DDUW. Acronym Geek. February 16, 2012, 03:35. Available at: http://www.acronymgeek.com/DDUW. Accessed February 16, 2012, 03:35. |