| APA | GGB. (2012, February 13). In Acronym Geek. Retrieved 23:50, February 13, 2012, from http://www.acronymgeek.com/GGB |
| MLA | "GGB." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/GGB>. |
| MHRA | 'GGB', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/GGB> [accessed 13 February 2012] |
| Chicago | "GGB", http://www.acronymgeek.com/GGB (accessed February 13, 2012). |
| CBE/CSE | GGB [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/GGB. |
| Bluebook | GGB, http://www.acronymgeek.com/GGB (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GGB, http://www.acronymgeek.com/GGB (optional description here) (as of Feb. 13, 2012, 23:50). |
| AMA | GGB. Acronym Geek. February 13, 2012, 23:50. Available at: http://www.acronymgeek.com/GGB. Accessed February 13, 2012, 23:50. |