| APA | CTX. (2012, February 10). In Acronym Geek. Retrieved 18:02, February 10, 2012, from http://www.acronymgeek.com/CTX |
| MLA | "CTX." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/CTX>. |
| MHRA | 'CTX', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/CTX> [accessed 10 February 2012] |
| Chicago | "CTX", http://www.acronymgeek.com/CTX (accessed February 10, 2012). |
| CBE/CSE | CTX [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/CTX. |
| Bluebook | CTX, http://www.acronymgeek.com/CTX (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CTX, http://www.acronymgeek.com/CTX (optional description here) (as of Feb. 10, 2012, 18:02). |
| AMA | CTX. Acronym Geek. February 10, 2012, 18:02. Available at: http://www.acronymgeek.com/CTX. Accessed February 10, 2012, 18:02. |