| APA | HSDK. (2012, February 16). In Acronym Geek. Retrieved 04:53, February 16, 2012, from http://www.acronymgeek.com/HSDK |
| MLA | "HSDK." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HSDK>. |
| MHRA | 'HSDK', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HSDK> [accessed 16 February 2012] |
| Chicago | "HSDK", http://www.acronymgeek.com/HSDK (accessed February 16, 2012). |
| CBE/CSE | HSDK [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HSDK. |
| Bluebook | HSDK, http://www.acronymgeek.com/HSDK (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HSDK, http://www.acronymgeek.com/HSDK (optional description here) (as of Feb. 16, 2012, 04:53). |
| AMA | HSDK. Acronym Geek. February 16, 2012, 04:53. Available at: http://www.acronymgeek.com/HSDK. Accessed February 16, 2012, 04:53. |