| APA | DFDE. (2012, February 16). In Acronym Geek. Retrieved 06:08, February 16, 2012, from http://www.acronymgeek.com/DFDE |
| MLA | "DFDE." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DFDE>. |
| MHRA | 'DFDE', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DFDE> [accessed 16 February 2012] |
| Chicago | "DFDE", http://www.acronymgeek.com/DFDE (accessed February 16, 2012). |
| CBE/CSE | DFDE [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DFDE. |
| Bluebook | DFDE, http://www.acronymgeek.com/DFDE (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFDE, http://www.acronymgeek.com/DFDE (optional description here) (as of Feb. 16, 2012, 06:08). |
| AMA | DFDE. Acronym Geek. February 16, 2012, 06:08. Available at: http://www.acronymgeek.com/DFDE. Accessed February 16, 2012, 06:08. |