| APA | GVLK. (2012, February 16). In Acronym Geek. Retrieved 12:41, February 16, 2012, from http://www.acronymgeek.com/GVLK |
| MLA | "GVLK." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GVLK>. |
| MHRA | 'GVLK', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GVLK> [accessed 16 February 2012] |
| Chicago | "GVLK", http://www.acronymgeek.com/GVLK (accessed February 16, 2012). |
| CBE/CSE | GVLK [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GVLK. |
| Bluebook | GVLK, http://www.acronymgeek.com/GVLK (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GVLK, http://www.acronymgeek.com/GVLK (optional description here) (as of Feb. 16, 2012, 12:41). |
| AMA | GVLK. Acronym Geek. February 16, 2012, 12:41. Available at: http://www.acronymgeek.com/GVLK. Accessed February 16, 2012, 12:41. |