| APA | QKDS. (2012, February 14). In Acronym Geek. Retrieved 17:21, February 14, 2012, from http://www.acronymgeek.com/QKDS |
| MLA | "QKDS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/QKDS>. |
| MHRA | 'QKDS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/QKDS> [accessed 14 February 2012] |
| Chicago | "QKDS", http://www.acronymgeek.com/QKDS (accessed February 14, 2012). |
| CBE/CSE | QKDS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/QKDS. |
| Bluebook | QKDS, http://www.acronymgeek.com/QKDS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QKDS, http://www.acronymgeek.com/QKDS (optional description here) (as of Feb. 14, 2012, 17:21). |
| AMA | QKDS. Acronym Geek. February 14, 2012, 17:21. Available at: http://www.acronymgeek.com/QKDS. Accessed February 14, 2012, 17:21. |