| APA | CNNU. (2012, February 14). In Acronym Geek. Retrieved 08:07, February 14, 2012, from http://www.acronymgeek.com/CNNU |
| MLA | "CNNU." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/CNNU>. |
| MHRA | 'CNNU', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/CNNU> [accessed 14 February 2012] |
| Chicago | "CNNU", http://www.acronymgeek.com/CNNU (accessed February 14, 2012). |
| CBE/CSE | CNNU [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/CNNU. |
| Bluebook | CNNU, http://www.acronymgeek.com/CNNU (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CNNU, http://www.acronymgeek.com/CNNU (optional description here) (as of Feb. 14, 2012, 08:07). |
| AMA | CNNU. Acronym Geek. February 14, 2012, 08:07. Available at: http://www.acronymgeek.com/CNNU. Accessed February 14, 2012, 08:07. |