| APA | CQD. (2012, February 10). In Acronym Geek. Retrieved 11:07, February 10, 2012, from http://www.acronymgeek.com/CQD |
| MLA | "CQD." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/CQD>. |
| MHRA | 'CQD', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/CQD> [accessed 10 February 2012] |
| Chicago | "CQD", http://www.acronymgeek.com/CQD (accessed February 10, 2012). |
| CBE/CSE | CQD [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/CQD. |
| Bluebook | CQD, http://www.acronymgeek.com/CQD (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CQD, http://www.acronymgeek.com/CQD (optional description here) (as of Feb. 10, 2012, 11:07). |
| AMA | CQD. Acronym Geek. February 10, 2012, 11:07. Available at: http://www.acronymgeek.com/CQD. Accessed February 10, 2012, 11:07. |