| APA | MK. (2012, February 14). In Acronym Geek. Retrieved 06:52, February 14, 2012, from http://www.acronymgeek.com/MK |
| MLA | "MK." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/MK>. |
| MHRA | 'MK', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/MK> [accessed 14 February 2012] |
| Chicago | "MK", http://www.acronymgeek.com/MK (accessed February 14, 2012). |
| CBE/CSE | MK [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/MK. |
| Bluebook | MK, http://www.acronymgeek.com/MK (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, MK, http://www.acronymgeek.com/MK (optional description here) (as of Feb. 14, 2012, 06:52). |
| AMA | MK. Acronym Geek. February 14, 2012, 06:52. Available at: http://www.acronymgeek.com/MK. Accessed February 14, 2012, 06:52. |