| APA | KK. (2012, February 9). In Acronym Geek. Retrieved 18:08, February 9, 2012, from http://www.acronymgeek.com/KK |
| MLA | "KK." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/KK>. |
| MHRA | 'KK', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/KK> [accessed 9 February 2012] |
| Chicago | "KK", http://www.acronymgeek.com/KK (accessed February 9, 2012). |
| CBE/CSE | KK [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/KK. |
| Bluebook | KK, http://www.acronymgeek.com/KK (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KK, http://www.acronymgeek.com/KK (optional description here) (as of Feb. 9, 2012, 18:08). |
| AMA | KK. Acronym Geek. February 9, 2012, 18:08. Available at: http://www.acronymgeek.com/KK. Accessed February 9, 2012, 18:08. |