| APA | GTFF. (2012, February 16). In Acronym Geek. Retrieved 08:04, February 16, 2012, from http://www.acronymgeek.com/GTFF |
| MLA | "GTFF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GTFF>. |
| MHRA | 'GTFF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GTFF> [accessed 16 February 2012] |
| Chicago | "GTFF", http://www.acronymgeek.com/GTFF (accessed February 16, 2012). |
| CBE/CSE | GTFF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GTFF. |
| Bluebook | GTFF, http://www.acronymgeek.com/GTFF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GTFF, http://www.acronymgeek.com/GTFF (optional description here) (as of Feb. 16, 2012, 08:04). |
| AMA | GTFF. Acronym Geek. February 16, 2012, 08:04. Available at: http://www.acronymgeek.com/GTFF. Accessed February 16, 2012, 08:04. |