| APA | GFB. (2012, February 15). In Acronym Geek. Retrieved 03:46, February 15, 2012, from http://www.acronymgeek.com/GFB |
| MLA | "GFB." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GFB>. |
| MHRA | 'GFB', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GFB> [accessed 15 February 2012] |
| Chicago | "GFB", http://www.acronymgeek.com/GFB (accessed February 15, 2012). |
| CBE/CSE | GFB [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GFB. |
| Bluebook | GFB, http://www.acronymgeek.com/GFB (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GFB, http://www.acronymgeek.com/GFB (optional description here) (as of Feb. 15, 2012, 03:46). |
| AMA | GFB. Acronym Geek. February 15, 2012, 03:46. Available at: http://www.acronymgeek.com/GFB. Accessed February 15, 2012, 03:46. |