| APA | CCOK. (2012, February 16). In Acronym Geek. Retrieved 00:26, February 16, 2012, from http://www.acronymgeek.com/CCOK |
| MLA | "CCOK." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/CCOK>. |
| MHRA | 'CCOK', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/CCOK> [accessed 16 February 2012] |
| Chicago | "CCOK", http://www.acronymgeek.com/CCOK (accessed February 16, 2012). |
| CBE/CSE | CCOK [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/CCOK. |
| Bluebook | CCOK, http://www.acronymgeek.com/CCOK (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CCOK, http://www.acronymgeek.com/CCOK (optional description here) (as of Feb. 16, 2012, 00:26). |
| AMA | CCOK. Acronym Geek. February 16, 2012, 00:26. Available at: http://www.acronymgeek.com/CCOK. Accessed February 16, 2012, 00:26. |