| APA | CDK. (2012, February 14). In Acronym Geek. Retrieved 10:29, February 14, 2012, from http://www.acronymgeek.com/CDK |
| MLA | "CDK." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/CDK>. |
| MHRA | 'CDK', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/CDK> [accessed 14 February 2012] |
| Chicago | "CDK", http://www.acronymgeek.com/CDK (accessed February 14, 2012). |
| CBE/CSE | CDK [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/CDK. |
| Bluebook | CDK, http://www.acronymgeek.com/CDK (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CDK, http://www.acronymgeek.com/CDK (optional description here) (as of Feb. 14, 2012, 10:29). |
| AMA | CDK. Acronym Geek. February 14, 2012, 10:29. Available at: http://www.acronymgeek.com/CDK. Accessed February 14, 2012, 10:29. |