| APA | SFDD. (2012, February 17). In Acronym Geek. Retrieved 07:29, February 17, 2012, from http://www.acronymgeek.com/SFDD |
| MLA | "SFDD." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/SFDD>. |
| MHRA | 'SFDD', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/SFDD> [accessed 17 February 2012] |
| Chicago | "SFDD", http://www.acronymgeek.com/SFDD (accessed February 17, 2012). |
| CBE/CSE | SFDD [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/SFDD. |
| Bluebook | SFDD, http://www.acronymgeek.com/SFDD (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SFDD, http://www.acronymgeek.com/SFDD (optional description here) (as of Feb. 17, 2012, 07:29). |
| AMA | SFDD. Acronym Geek. February 17, 2012, 07:29. Available at: http://www.acronymgeek.com/SFDD. Accessed February 17, 2012, 07:29. |