| APA | CCOP. (2012, February 15). In Acronym Geek. Retrieved 07:23, February 15, 2012, from http://www.acronymgeek.com/CCOP |
| MLA | "CCOP." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/CCOP>. |
| MHRA | 'CCOP', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/CCOP> [accessed 15 February 2012] |
| Chicago | "CCOP", http://www.acronymgeek.com/CCOP (accessed February 15, 2012). |
| CBE/CSE | CCOP [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/CCOP. |
| Bluebook | CCOP, http://www.acronymgeek.com/CCOP (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CCOP, http://www.acronymgeek.com/CCOP (optional description here) (as of Feb. 15, 2012, 07:23). |
| AMA | CCOP. Acronym Geek. February 15, 2012, 07:23. Available at: http://www.acronymgeek.com/CCOP. Accessed February 15, 2012, 07:23. |