| APA | DUOR. (2012, February 15). In Acronym Geek. Retrieved 00:29, February 15, 2012, from http://www.acronymgeek.com/DUOR |
| MLA | "DUOR." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/DUOR>. |
| MHRA | 'DUOR', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/DUOR> [accessed 15 February 2012] |
| Chicago | "DUOR", http://www.acronymgeek.com/DUOR (accessed February 15, 2012). |
| CBE/CSE | DUOR [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/DUOR. |
| Bluebook | DUOR, http://www.acronymgeek.com/DUOR (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DUOR, http://www.acronymgeek.com/DUOR (optional description here) (as of Feb. 15, 2012, 00:29). |
| AMA | DUOR. Acronym Geek. February 15, 2012, 00:29. Available at: http://www.acronymgeek.com/DUOR. Accessed February 15, 2012, 00:29. |