| APA | DUC. (2012, February 10). In Acronym Geek. Retrieved 17:54, February 10, 2012, from http://www.acronymgeek.com/DUC |
| MLA | "DUC." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/DUC>. |
| MHRA | 'DUC', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/DUC> [accessed 10 February 2012] |
| Chicago | "DUC", http://www.acronymgeek.com/DUC (accessed February 10, 2012). |
| CBE/CSE | DUC [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/DUC. |
| Bluebook | DUC, http://www.acronymgeek.com/DUC (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DUC, http://www.acronymgeek.com/DUC (optional description here) (as of Feb. 10, 2012, 17:54). |
| AMA | DUC. Acronym Geek. February 10, 2012, 17:54. Available at: http://www.acronymgeek.com/DUC. Accessed February 10, 2012, 17:54. |