| APA | FOU. (2012, February 14). In Acronym Geek. Retrieved 10:10, February 14, 2012, from http://www.acronymgeek.com/FOU |
| MLA | "FOU." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/FOU>. |
| MHRA | 'FOU', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/FOU> [accessed 14 February 2012] |
| Chicago | "FOU", http://www.acronymgeek.com/FOU (accessed February 14, 2012). |
| CBE/CSE | FOU [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/FOU. |
| Bluebook | FOU, http://www.acronymgeek.com/FOU (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FOU, http://www.acronymgeek.com/FOU (optional description here) (as of Feb. 14, 2012, 10:10). |
| AMA | FOU. Acronym Geek. February 14, 2012, 10:10. Available at: http://www.acronymgeek.com/FOU. Accessed February 14, 2012, 10:10. |