| APA | QDER. (2012, February 15). In Acronym Geek. Retrieved 17:47, February 15, 2012, from http://www.acronymgeek.com/QDER |
| MLA | "QDER." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/QDER>. |
| MHRA | 'QDER', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/QDER> [accessed 15 February 2012] |
| Chicago | "QDER", http://www.acronymgeek.com/QDER (accessed February 15, 2012). |
| CBE/CSE | QDER [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/QDER. |
| Bluebook | QDER, http://www.acronymgeek.com/QDER (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QDER, http://www.acronymgeek.com/QDER (optional description here) (as of Feb. 15, 2012, 17:47). |
| AMA | QDER. Acronym Geek. February 15, 2012, 17:47. Available at: http://www.acronymgeek.com/QDER. Accessed February 15, 2012, 17:47. |