| APA | EFDB. (2012, February 15). In Acronym Geek. Retrieved 11:41, February 15, 2012, from http://www.acronymgeek.com/EFDB |
| MLA | "EFDB." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EFDB>. |
| MHRA | 'EFDB', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EFDB> [accessed 15 February 2012] |
| Chicago | "EFDB", http://www.acronymgeek.com/EFDB (accessed February 15, 2012). |
| CBE/CSE | EFDB [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EFDB. |
| Bluebook | EFDB, http://www.acronymgeek.com/EFDB (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFDB, http://www.acronymgeek.com/EFDB (optional description here) (as of Feb. 15, 2012, 11:41). |
| AMA | EFDB. Acronym Geek. February 15, 2012, 11:41. Available at: http://www.acronymgeek.com/EFDB. Accessed February 15, 2012, 11:41. |