| APA | LDK. (2012, February 13). In Acronym Geek. Retrieved 21:21, February 13, 2012, from http://www.acronymgeek.com/LDK |
| MLA | "LDK." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/LDK>. |
| MHRA | 'LDK', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/LDK> [accessed 13 February 2012] |
| Chicago | "LDK", http://www.acronymgeek.com/LDK (accessed February 13, 2012). |
| CBE/CSE | LDK [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/LDK. |
| Bluebook | LDK, http://www.acronymgeek.com/LDK (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDK, http://www.acronymgeek.com/LDK (optional description here) (as of Feb. 13, 2012, 21:21). |
| AMA | LDK. Acronym Geek. February 13, 2012, 21:21. Available at: http://www.acronymgeek.com/LDK. Accessed February 13, 2012, 21:21. |