| APA | DFUS. (2012, February 12). In Acronym Geek. Retrieved 04:13, February 12, 2012, from http://www.acronymgeek.com/DFUS |
| MLA | "DFUS." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/DFUS>. |
| MHRA | 'DFUS', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/DFUS> [accessed 12 February 2012] |
| Chicago | "DFUS", http://www.acronymgeek.com/DFUS (accessed February 12, 2012). |
| CBE/CSE | DFUS [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/DFUS. |
| Bluebook | DFUS, http://www.acronymgeek.com/DFUS (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFUS, http://www.acronymgeek.com/DFUS (optional description here) (as of Feb. 12, 2012, 04:13). |
| AMA | DFUS. Acronym Geek. February 12, 2012, 04:13. Available at: http://www.acronymgeek.com/DFUS. Accessed February 12, 2012, 04:13. |