| APA | DE. (2012, February 9). In Acronym Geek. Retrieved 15:44, February 9, 2012, from http://www.acronymgeek.com/DE |
| MLA | "DE." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/DE>. |
| MHRA | 'DE', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/DE> [accessed 9 February 2012] |
| Chicago | "DE", http://www.acronymgeek.com/DE (accessed February 9, 2012). |
| CBE/CSE | DE [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/DE. |
| Bluebook | DE, http://www.acronymgeek.com/DE (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DE, http://www.acronymgeek.com/DE (optional description here) (as of Feb. 9, 2012, 15:44). |
| AMA | DE. Acronym Geek. February 9, 2012, 15:44. Available at: http://www.acronymgeek.com/DE. Accessed February 9, 2012, 15:44. |