| APA | GNFD. (2012, February 15). In Acronym Geek. Retrieved 06:25, February 15, 2012, from http://www.acronymgeek.com/GNFD |
| MLA | "GNFD." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GNFD>. |
| MHRA | 'GNFD', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GNFD> [accessed 15 February 2012] |
| Chicago | "GNFD", http://www.acronymgeek.com/GNFD (accessed February 15, 2012). |
| CBE/CSE | GNFD [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GNFD. |
| Bluebook | GNFD, http://www.acronymgeek.com/GNFD (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GNFD, http://www.acronymgeek.com/GNFD (optional description here) (as of Feb. 15, 2012, 06:25). |
| AMA | GNFD. Acronym Geek. February 15, 2012, 06:25. Available at: http://www.acronymgeek.com/GNFD. Accessed February 15, 2012, 06:25. |