| APA | XDF. (2012, February 11). In Acronym Geek. Retrieved 23:24, February 11, 2012, from http://www.acronymgeek.com/XDF |
| MLA | "XDF." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/XDF>. |
| MHRA | 'XDF', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/XDF> [accessed 11 February 2012] |
| Chicago | "XDF", http://www.acronymgeek.com/XDF (accessed February 11, 2012). |
| CBE/CSE | XDF [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/XDF. |
| Bluebook | XDF, http://www.acronymgeek.com/XDF (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XDF, http://www.acronymgeek.com/XDF (optional description here) (as of Feb. 11, 2012, 23:24). |
| AMA | XDF. Acronym Geek. February 11, 2012, 23:24. Available at: http://www.acronymgeek.com/XDF. Accessed February 11, 2012, 23:24. |