| APA | CZN. (2012, February 14). In Acronym Geek. Retrieved 04:44, February 14, 2012, from http://www.acronymgeek.com/CZN |
| MLA | "CZN." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/CZN>. |
| MHRA | 'CZN', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/CZN> [accessed 14 February 2012] |
| Chicago | "CZN", http://www.acronymgeek.com/CZN (accessed February 14, 2012). |
| CBE/CSE | CZN [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/CZN. |
| Bluebook | CZN, http://www.acronymgeek.com/CZN (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CZN, http://www.acronymgeek.com/CZN (optional description here) (as of Feb. 14, 2012, 04:44). |
| AMA | CZN. Acronym Geek. February 14, 2012, 04:44. Available at: http://www.acronymgeek.com/CZN. Accessed February 14, 2012, 04:44. |