| APA | JDEF. (2012, February 15). In Acronym Geek. Retrieved 08:06, February 15, 2012, from http://www.acronymgeek.com/JDEF |
| MLA | "JDEF." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/JDEF>. |
| MHRA | 'JDEF', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/JDEF> [accessed 15 February 2012] |
| Chicago | "JDEF", http://www.acronymgeek.com/JDEF (accessed February 15, 2012). |
| CBE/CSE | JDEF [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/JDEF. |
| Bluebook | JDEF, http://www.acronymgeek.com/JDEF (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, JDEF, http://www.acronymgeek.com/JDEF (optional description here) (as of Feb. 15, 2012, 08:06). |
| AMA | JDEF. Acronym Geek. February 15, 2012, 08:06. Available at: http://www.acronymgeek.com/JDEF. Accessed February 15, 2012, 08:06. |