| APA | D4EM. (2012, February 16). In Acronym Geek. Retrieved 04:20, February 16, 2012, from http://www.acronymgeek.com/D4EM |
| MLA | "D4EM." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/D4EM>. |
| MHRA | 'D4EM', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/D4EM> [accessed 16 February 2012] |
| Chicago | "D4EM", http://www.acronymgeek.com/D4EM (accessed February 16, 2012). |
| CBE/CSE | D4EM [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/D4EM. |
| Bluebook | D4EM, http://www.acronymgeek.com/D4EM (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, D4EM, http://www.acronymgeek.com/D4EM (optional description here) (as of Feb. 16, 2012, 04:20). |
| AMA | D4EM. Acronym Geek. February 16, 2012, 04:20. Available at: http://www.acronymgeek.com/D4EM. Accessed February 16, 2012, 04:20. |