| APA | COQD. (2012, February 14). In Acronym Geek. Retrieved 18:50, February 14, 2012, from http://www.acronymgeek.com/COQD |
| MLA | "COQD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/COQD>. |
| MHRA | 'COQD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/COQD> [accessed 14 February 2012] |
| Chicago | "COQD", http://www.acronymgeek.com/COQD (accessed February 14, 2012). |
| CBE/CSE | COQD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/COQD. |
| Bluebook | COQD, http://www.acronymgeek.com/COQD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, COQD, http://www.acronymgeek.com/COQD (optional description here) (as of Feb. 14, 2012, 18:50). |
| AMA | COQD. Acronym Geek. February 14, 2012, 18:50. Available at: http://www.acronymgeek.com/COQD. Accessed February 14, 2012, 18:50. |