| APA | FKEO. (2012, February 14). In Acronym Geek. Retrieved 18:57, February 14, 2012, from http://www.acronymgeek.com/FKEO |
| MLA | "FKEO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/FKEO>. |
| MHRA | 'FKEO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/FKEO> [accessed 14 February 2012] |
| Chicago | "FKEO", http://www.acronymgeek.com/FKEO (accessed February 14, 2012). |
| CBE/CSE | FKEO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/FKEO. |
| Bluebook | FKEO, http://www.acronymgeek.com/FKEO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FKEO, http://www.acronymgeek.com/FKEO (optional description here) (as of Feb. 14, 2012, 18:57). |
| AMA | FKEO. Acronym Geek. February 14, 2012, 18:57. Available at: http://www.acronymgeek.com/FKEO. Accessed February 14, 2012, 18:57. |