| APA | FUUN. (2012, February 11). In Acronym Geek. Retrieved 19:49, February 11, 2012, from http://www.acronymgeek.com/FUUN |
| MLA | "FUUN." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/FUUN>. |
| MHRA | 'FUUN', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/FUUN> [accessed 11 February 2012] |
| Chicago | "FUUN", http://www.acronymgeek.com/FUUN (accessed February 11, 2012). |
| CBE/CSE | FUUN [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/FUUN. |
| Bluebook | FUUN, http://www.acronymgeek.com/FUUN (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FUUN, http://www.acronymgeek.com/FUUN (optional description here) (as of Feb. 11, 2012, 19:49). |
| AMA | FUUN. Acronym Geek. February 11, 2012, 19:49. Available at: http://www.acronymgeek.com/FUUN. Accessed February 11, 2012, 19:49. |