| APA | XCDF. (2012, February 16). In Acronym Geek. Retrieved 05:04, February 16, 2012, from http://www.acronymgeek.com/XCDF |
| MLA | "XCDF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/XCDF>. |
| MHRA | 'XCDF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/XCDF> [accessed 16 February 2012] |
| Chicago | "XCDF", http://www.acronymgeek.com/XCDF (accessed February 16, 2012). |
| CBE/CSE | XCDF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/XCDF. |
| Bluebook | XCDF, http://www.acronymgeek.com/XCDF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XCDF, http://www.acronymgeek.com/XCDF (optional description here) (as of Feb. 16, 2012, 05:04). |
| AMA | XCDF. Acronym Geek. February 16, 2012, 05:04. Available at: http://www.acronymgeek.com/XCDF. Accessed February 16, 2012, 05:04. |