| APA | DE2F. (2012, February 11). In Acronym Geek. Retrieved 20:06, February 11, 2012, from http://www.acronymgeek.com/DE2F |
| MLA | "DE2F." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/DE2F>. |
| MHRA | 'DE2F', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/DE2F> [accessed 11 February 2012] |
| Chicago | "DE2F", http://www.acronymgeek.com/DE2F (accessed February 11, 2012). |
| CBE/CSE | DE2F [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/DE2F. |
| Bluebook | DE2F, http://www.acronymgeek.com/DE2F (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DE2F, http://www.acronymgeek.com/DE2F (optional description here) (as of Feb. 11, 2012, 20:06). |
| AMA | DE2F. Acronym Geek. February 11, 2012, 20:06. Available at: http://www.acronymgeek.com/DE2F. Accessed February 11, 2012, 20:06. |