| APA | QGD. (2012, February 11). In Acronym Geek. Retrieved 22:22, February 11, 2012, from http://www.acronymgeek.com/QGD |
| MLA | "QGD." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/QGD>. |
| MHRA | 'QGD', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/QGD> [accessed 11 February 2012] |
| Chicago | "QGD", http://www.acronymgeek.com/QGD (accessed February 11, 2012). |
| CBE/CSE | QGD [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/QGD. |
| Bluebook | QGD, http://www.acronymgeek.com/QGD (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QGD, http://www.acronymgeek.com/QGD (optional description here) (as of Feb. 11, 2012, 22:22). |
| AMA | QGD. Acronym Geek. February 11, 2012, 22:22. Available at: http://www.acronymgeek.com/QGD. Accessed February 11, 2012, 22:22. |