| APA | DUG. (2012, February 13). In Acronym Geek. Retrieved 23:13, February 13, 2012, from http://www.acronymgeek.com/DUG |
| MLA | "DUG." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/DUG>. |
| MHRA | 'DUG', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/DUG> [accessed 13 February 2012] |
| Chicago | "DUG", http://www.acronymgeek.com/DUG (accessed February 13, 2012). |
| CBE/CSE | DUG [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/DUG. |
| Bluebook | DUG, http://www.acronymgeek.com/DUG (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DUG, http://www.acronymgeek.com/DUG (optional description here) (as of Feb. 13, 2012, 23:13). |
| AMA | DUG. Acronym Geek. February 13, 2012, 23:13. Available at: http://www.acronymgeek.com/DUG. Accessed February 13, 2012, 23:13. |