| APA | DQO. (2012, February 11). In Acronym Geek. Retrieved 22:43, February 11, 2012, from http://www.acronymgeek.com/DQO |
| MLA | "DQO." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/DQO>. |
| MHRA | 'DQO', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/DQO> [accessed 11 February 2012] |
| Chicago | "DQO", http://www.acronymgeek.com/DQO (accessed February 11, 2012). |
| CBE/CSE | DQO [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/DQO. |
| Bluebook | DQO, http://www.acronymgeek.com/DQO (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DQO, http://www.acronymgeek.com/DQO (optional description here) (as of Feb. 11, 2012, 22:43). |
| AMA | DQO. Acronym Geek. February 11, 2012, 22:43. Available at: http://www.acronymgeek.com/DQO. Accessed February 11, 2012, 22:43. |