| APA | VKL. (2012, February 14). In Acronym Geek. Retrieved 09:57, February 14, 2012, from http://www.acronymgeek.com/VKL |
| MLA | "VKL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/VKL>. |
| MHRA | 'VKL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/VKL> [accessed 14 February 2012] |
| Chicago | "VKL", http://www.acronymgeek.com/VKL (accessed February 14, 2012). |
| CBE/CSE | VKL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/VKL. |
| Bluebook | VKL, http://www.acronymgeek.com/VKL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, VKL, http://www.acronymgeek.com/VKL (optional description here) (as of Feb. 14, 2012, 09:57). |
| AMA | VKL. Acronym Geek. February 14, 2012, 09:57. Available at: http://www.acronymgeek.com/VKL. Accessed February 14, 2012, 09:57. |