| APA | QESD. (2012, February 14). In Acronym Geek. Retrieved 00:53, February 14, 2012, from http://www.acronymgeek.com/QESD |
| MLA | "QESD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/QESD>. |
| MHRA | 'QESD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/QESD> [accessed 14 February 2012] |
| Chicago | "QESD", http://www.acronymgeek.com/QESD (accessed February 14, 2012). |
| CBE/CSE | QESD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/QESD. |
| Bluebook | QESD, http://www.acronymgeek.com/QESD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QESD, http://www.acronymgeek.com/QESD (optional description here) (as of Feb. 14, 2012, 00:53). |
| AMA | QESD. Acronym Geek. February 14, 2012, 00:53. Available at: http://www.acronymgeek.com/QESD. Accessed February 14, 2012, 00:53. |