| APA | ES/QD. (2012, February 10). In Acronym Geek. Retrieved 14:22, February 10, 2012, from http://www.acronymgeek.com/ES/QD |
| MLA | "ES/QD." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/ES/QD>. |
| MHRA | 'ES/QD', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/ES/QD> [accessed 10 February 2012] |
| Chicago | "ES/QD", http://www.acronymgeek.com/ES/QD (accessed February 10, 2012). |
| CBE/CSE | ES/QD [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/ES/QD. |
| Bluebook | ES/QD, http://www.acronymgeek.com/ES/QD (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ES/QD, http://www.acronymgeek.com/ES/QD (optional description here) (as of Feb. 10, 2012, 14:22). |
| AMA | ES/QD. Acronym Geek. February 10, 2012, 14:22. Available at: http://www.acronymgeek.com/ES/QD. Accessed February 10, 2012, 14:22. |