| APA | UFDL. (2012, February 16). In Acronym Geek. Retrieved 14:45, February 16, 2012, from http://www.acronymgeek.com/UFDL |
| MLA | "UFDL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/UFDL>. |
| MHRA | 'UFDL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/UFDL> [accessed 16 February 2012] |
| Chicago | "UFDL", http://www.acronymgeek.com/UFDL (accessed February 16, 2012). |
| CBE/CSE | UFDL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/UFDL. |
| Bluebook | UFDL, http://www.acronymgeek.com/UFDL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UFDL, http://www.acronymgeek.com/UFDL (optional description here) (as of Feb. 16, 2012, 14:45). |
| AMA | UFDL. Acronym Geek. February 16, 2012, 14:45. Available at: http://www.acronymgeek.com/UFDL. Accessed February 16, 2012, 14:45. |