| APA | HSDG. (2012, February 16). In Acronym Geek. Retrieved 05:40, February 16, 2012, from http://www.acronymgeek.com/HSDG |
| MLA | "HSDG." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HSDG>. |
| MHRA | 'HSDG', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HSDG> [accessed 16 February 2012] |
| Chicago | "HSDG", http://www.acronymgeek.com/HSDG (accessed February 16, 2012). |
| CBE/CSE | HSDG [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HSDG. |
| Bluebook | HSDG, http://www.acronymgeek.com/HSDG (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HSDG, http://www.acronymgeek.com/HSDG (optional description here) (as of Feb. 16, 2012, 05:40). |
| AMA | HSDG. Acronym Geek. February 16, 2012, 05:40. Available at: http://www.acronymgeek.com/HSDG. Accessed February 16, 2012, 05:40. |