| APA | HSXD. (2012, February 16). In Acronym Geek. Retrieved 00:57, February 16, 2012, from http://www.acronymgeek.com/HSXD |
| MLA | "HSXD." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HSXD>. |
| MHRA | 'HSXD', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HSXD> [accessed 16 February 2012] |
| Chicago | "HSXD", http://www.acronymgeek.com/HSXD (accessed February 16, 2012). |
| CBE/CSE | HSXD [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HSXD. |
| Bluebook | HSXD, http://www.acronymgeek.com/HSXD (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HSXD, http://www.acronymgeek.com/HSXD (optional description here) (as of Feb. 16, 2012, 00:57). |
| AMA | HSXD. Acronym Geek. February 16, 2012, 00:57. Available at: http://www.acronymgeek.com/HSXD. Accessed February 16, 2012, 00:57. |