| APA | LHK. (2012, February 13). In Acronym Geek. Retrieved 23:03, February 13, 2012, from http://www.acronymgeek.com/LHK |
| MLA | "LHK." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/LHK>. |
| MHRA | 'LHK', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/LHK> [accessed 13 February 2012] |
| Chicago | "LHK", http://www.acronymgeek.com/LHK (accessed February 13, 2012). |
| CBE/CSE | LHK [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/LHK. |
| Bluebook | LHK, http://www.acronymgeek.com/LHK (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LHK, http://www.acronymgeek.com/LHK (optional description here) (as of Feb. 13, 2012, 23:03). |
| AMA | LHK. Acronym Geek. February 13, 2012, 23:03. Available at: http://www.acronymgeek.com/LHK. Accessed February 13, 2012, 23:03. |