| APA | GFDT. (2012, February 15). In Acronym Geek. Retrieved 04:40, February 15, 2012, from http://www.acronymgeek.com/GFDT |
| MLA | "GFDT." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GFDT>. |
| MHRA | 'GFDT', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GFDT> [accessed 15 February 2012] |
| Chicago | "GFDT", http://www.acronymgeek.com/GFDT (accessed February 15, 2012). |
| CBE/CSE | GFDT [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GFDT. |
| Bluebook | GFDT, http://www.acronymgeek.com/GFDT (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GFDT, http://www.acronymgeek.com/GFDT (optional description here) (as of Feb. 15, 2012, 04:40). |
| AMA | GFDT. Acronym Geek. February 15, 2012, 04:40. Available at: http://www.acronymgeek.com/GFDT. Accessed February 15, 2012, 04:40. |