| APA | CPNU. (2012, February 15). In Acronym Geek. Retrieved 10:50, February 15, 2012, from http://www.acronymgeek.com/CPNU |
| MLA | "CPNU." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/CPNU>. |
| MHRA | 'CPNU', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/CPNU> [accessed 15 February 2012] |
| Chicago | "CPNU", http://www.acronymgeek.com/CPNU (accessed February 15, 2012). |
| CBE/CSE | CPNU [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/CPNU. |
| Bluebook | CPNU, http://www.acronymgeek.com/CPNU (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CPNU, http://www.acronymgeek.com/CPNU (optional description here) (as of Feb. 15, 2012, 10:50). |
| AMA | CPNU. Acronym Geek. February 15, 2012, 10:50. Available at: http://www.acronymgeek.com/CPNU. Accessed February 15, 2012, 10:50. |