| APA | DFDS. (2012, February 15). In Acronym Geek. Retrieved 15:00, February 15, 2012, from http://www.acronymgeek.com/DFDS |
| MLA | "DFDS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/DFDS>. |
| MHRA | 'DFDS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/DFDS> [accessed 15 February 2012] |
| Chicago | "DFDS", http://www.acronymgeek.com/DFDS (accessed February 15, 2012). |
| CBE/CSE | DFDS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/DFDS. |
| Bluebook | DFDS, http://www.acronymgeek.com/DFDS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFDS, http://www.acronymgeek.com/DFDS (optional description here) (as of Feb. 15, 2012, 15:00). |
| AMA | DFDS. Acronym Geek. February 15, 2012, 15:00. Available at: http://www.acronymgeek.com/DFDS. Accessed February 15, 2012, 15:00. |