| APA | DDSF. (2012, February 16). In Acronym Geek. Retrieved 20:40, February 16, 2012, from http://www.acronymgeek.com/DDSF |
| MLA | "DDSF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DDSF>. |
| MHRA | 'DDSF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DDSF> [accessed 16 February 2012] |
| Chicago | "DDSF", http://www.acronymgeek.com/DDSF (accessed February 16, 2012). |
| CBE/CSE | DDSF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DDSF. |
| Bluebook | DDSF, http://www.acronymgeek.com/DDSF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DDSF, http://www.acronymgeek.com/DDSF (optional description here) (as of Feb. 16, 2012, 20:40). |
| AMA | DDSF. Acronym Geek. February 16, 2012, 20:40. Available at: http://www.acronymgeek.com/DDSF. Accessed February 16, 2012, 20:40. |