| APA | XCHS. (2012, February 11). In Acronym Geek. Retrieved 20:32, February 11, 2012, from http://www.acronymgeek.com/XCHS |
| MLA | "XCHS." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/XCHS>. |
| MHRA | 'XCHS', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/XCHS> [accessed 11 February 2012] |
| Chicago | "XCHS", http://www.acronymgeek.com/XCHS (accessed February 11, 2012). |
| CBE/CSE | XCHS [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/XCHS. |
| Bluebook | XCHS, http://www.acronymgeek.com/XCHS (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, XCHS, http://www.acronymgeek.com/XCHS (optional description here) (as of Feb. 11, 2012, 20:32). |
| AMA | XCHS. Acronym Geek. February 11, 2012, 20:32. Available at: http://www.acronymgeek.com/XCHS. Accessed February 11, 2012, 20:32. |