| APA | SDDG. (2012, February 17). In Acronym Geek. Retrieved 06:52, February 17, 2012, from http://www.acronymgeek.com/SDDG |
| MLA | "SDDG." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/SDDG>. |
| MHRA | 'SDDG', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/SDDG> [accessed 17 February 2012] |
| Chicago | "SDDG", http://www.acronymgeek.com/SDDG (accessed February 17, 2012). |
| CBE/CSE | SDDG [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/SDDG. |
| Bluebook | SDDG, http://www.acronymgeek.com/SDDG (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SDDG, http://www.acronymgeek.com/SDDG (optional description here) (as of Feb. 17, 2012, 06:52). |
| AMA | SDDG. Acronym Geek. February 17, 2012, 06:52. Available at: http://www.acronymgeek.com/SDDG. Accessed February 17, 2012, 06:52. |