| APA | HSXP. (2012, February 15). In Acronym Geek. Retrieved 19:30, February 15, 2012, from http://www.acronymgeek.com/HSXP |
| MLA | "HSXP." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HSXP>. |
| MHRA | 'HSXP', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HSXP> [accessed 15 February 2012] |
| Chicago | "HSXP", http://www.acronymgeek.com/HSXP (accessed February 15, 2012). |
| CBE/CSE | HSXP [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HSXP. |
| Bluebook | HSXP, http://www.acronymgeek.com/HSXP (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HSXP, http://www.acronymgeek.com/HSXP (optional description here) (as of Feb. 15, 2012, 19:30). |
| AMA | HSXP. Acronym Geek. February 15, 2012, 19:30. Available at: http://www.acronymgeek.com/HSXP. Accessed February 15, 2012, 19:30. |