| APA | FU. (2012, February 9). In Acronym Geek. Retrieved 14:08, February 9, 2012, from http://www.acronymgeek.com/FU |
| MLA | "FU." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/FU>. |
| MHRA | 'FU', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/FU> [accessed 9 February 2012] |
| Chicago | "FU", http://www.acronymgeek.com/FU (accessed February 9, 2012). |
| CBE/CSE | FU [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/FU. |
| Bluebook | FU, http://www.acronymgeek.com/FU (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FU, http://www.acronymgeek.com/FU (optional description here) (as of Feb. 9, 2012, 14:08). |
| AMA | FU. Acronym Geek. February 9, 2012, 14:08. Available at: http://www.acronymgeek.com/FU. Accessed February 9, 2012, 14:08. |