| APA | GUGK. (2012, February 15). In Acronym Geek. Retrieved 19:18, February 15, 2012, from http://www.acronymgeek.com/GUGK |
| MLA | "GUGK." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GUGK>. |
| MHRA | 'GUGK', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GUGK> [accessed 15 February 2012] |
| Chicago | "GUGK", http://www.acronymgeek.com/GUGK (accessed February 15, 2012). |
| CBE/CSE | GUGK [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GUGK. |
| Bluebook | GUGK, http://www.acronymgeek.com/GUGK (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GUGK, http://www.acronymgeek.com/GUGK (optional description here) (as of Feb. 15, 2012, 19:18). |
| AMA | GUGK. Acronym Geek. February 15, 2012, 19:18. Available at: http://www.acronymgeek.com/GUGK. Accessed February 15, 2012, 19:18. |