| APA | FKK. (2012, February 10). In Acronym Geek. Retrieved 01:53, February 10, 2012, from http://www.acronymgeek.com/FKK |
| MLA | "FKK." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/FKK>. |
| MHRA | 'FKK', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/FKK> [accessed 10 February 2012] |
| Chicago | "FKK", http://www.acronymgeek.com/FKK (accessed February 10, 2012). |
| CBE/CSE | FKK [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/FKK. |
| Bluebook | FKK, http://www.acronymgeek.com/FKK (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FKK, http://www.acronymgeek.com/FKK (optional description here) (as of Feb. 10, 2012, 01:53). |
| AMA | FKK. Acronym Geek. February 10, 2012, 01:53. Available at: http://www.acronymgeek.com/FKK. Accessed February 10, 2012, 01:53. |