| APA | FFDY. (2012, February 16). In Acronym Geek. Retrieved 11:29, February 16, 2012, from http://www.acronymgeek.com/FFDY |
| MLA | "FFDY." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/FFDY>. |
| MHRA | 'FFDY', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/FFDY> [accessed 16 February 2012] |
| Chicago | "FFDY", http://www.acronymgeek.com/FFDY (accessed February 16, 2012). |
| CBE/CSE | FFDY [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/FFDY. |
| Bluebook | FFDY, http://www.acronymgeek.com/FFDY (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FFDY, http://www.acronymgeek.com/FFDY (optional description here) (as of Feb. 16, 2012, 11:29). |
| AMA | FFDY. Acronym Geek. February 16, 2012, 11:29. Available at: http://www.acronymgeek.com/FFDY. Accessed February 16, 2012, 11:29. |