| APA | ECDT. (2012, February 11). In Acronym Geek. Retrieved 23:36, February 11, 2012, from http://www.acronymgeek.com/ECDT |
| MLA | "ECDT." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/ECDT>. |
| MHRA | 'ECDT', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/ECDT> [accessed 11 February 2012] |
| Chicago | "ECDT", http://www.acronymgeek.com/ECDT (accessed February 11, 2012). |
| CBE/CSE | ECDT [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/ECDT. |
| Bluebook | ECDT, http://www.acronymgeek.com/ECDT (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ECDT, http://www.acronymgeek.com/ECDT (optional description here) (as of Feb. 11, 2012, 23:36). |
| AMA | ECDT. Acronym Geek. February 11, 2012, 23:36. Available at: http://www.acronymgeek.com/ECDT. Accessed February 11, 2012, 23:36. |