| APA | FKOP. (2012, February 17). In Acronym Geek. Retrieved 08:15, February 17, 2012, from http://www.acronymgeek.com/FKOP |
| MLA | "FKOP." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/FKOP>. |
| MHRA | 'FKOP', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/FKOP> [accessed 17 February 2012] |
| Chicago | "FKOP", http://www.acronymgeek.com/FKOP (accessed February 17, 2012). |
| CBE/CSE | FKOP [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/FKOP. |
| Bluebook | FKOP, http://www.acronymgeek.com/FKOP (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FKOP, http://www.acronymgeek.com/FKOP (optional description here) (as of Feb. 17, 2012, 08:15). |
| AMA | FKOP. Acronym Geek. February 17, 2012, 08:15. Available at: http://www.acronymgeek.com/FKOP. Accessed February 17, 2012, 08:15. |