| APA | CKCL. (2012, February 17). In Acronym Geek. Retrieved 06:19, February 17, 2012, from http://www.acronymgeek.com/CKCL |
| MLA | "CKCL." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/CKCL>. |
| MHRA | 'CKCL', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/CKCL> [accessed 17 February 2012] |
| Chicago | "CKCL", http://www.acronymgeek.com/CKCL (accessed February 17, 2012). |
| CBE/CSE | CKCL [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/CKCL. |
| Bluebook | CKCL, http://www.acronymgeek.com/CKCL (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CKCL, http://www.acronymgeek.com/CKCL (optional description here) (as of Feb. 17, 2012, 06:19). |
| AMA | CKCL. Acronym Geek. February 17, 2012, 06:19. Available at: http://www.acronymgeek.com/CKCL. Accessed February 17, 2012, 06:19. |