| APA | GGKK. (2012, February 17). In Acronym Geek. Retrieved 08:21, February 17, 2012, from http://www.acronymgeek.com/GGKK |
| MLA | "GGKK." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/GGKK>. |
| MHRA | 'GGKK', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/GGKK> [accessed 17 February 2012] |
| Chicago | "GGKK", http://www.acronymgeek.com/GGKK (accessed February 17, 2012). |
| CBE/CSE | GGKK [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/GGKK. |
| Bluebook | GGKK, http://www.acronymgeek.com/GGKK (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GGKK, http://www.acronymgeek.com/GGKK (optional description here) (as of Feb. 17, 2012, 08:21). |
| AMA | GGKK. Acronym Geek. February 17, 2012, 08:21. Available at: http://www.acronymgeek.com/GGKK. Accessed February 17, 2012, 08:21. |