| APA | CTZ. (2012, February 11). In Acronym Geek. Retrieved 17:27, February 11, 2012, from http://www.acronymgeek.com/CTZ |
| MLA | "CTZ." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/CTZ>. |
| MHRA | 'CTZ', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/CTZ> [accessed 11 February 2012] |
| Chicago | "CTZ", http://www.acronymgeek.com/CTZ (accessed February 11, 2012). |
| CBE/CSE | CTZ [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/CTZ. |
| Bluebook | CTZ, http://www.acronymgeek.com/CTZ (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CTZ, http://www.acronymgeek.com/CTZ (optional description here) (as of Feb. 11, 2012, 17:27). |
| AMA | CTZ. Acronym Geek. February 11, 2012, 17:27. Available at: http://www.acronymgeek.com/CTZ. Accessed February 11, 2012, 17:27. |