| APA | KFYS. (2012, February 14). In Acronym Geek. Retrieved 12:35, February 14, 2012, from http://www.acronymgeek.com/KFYS |
| MLA | "KFYS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/KFYS>. |
| MHRA | 'KFYS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/KFYS> [accessed 14 February 2012] |
| Chicago | "KFYS", http://www.acronymgeek.com/KFYS (accessed February 14, 2012). |
| CBE/CSE | KFYS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/KFYS. |
| Bluebook | KFYS, http://www.acronymgeek.com/KFYS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KFYS, http://www.acronymgeek.com/KFYS (optional description here) (as of Feb. 14, 2012, 12:35). |
| AMA | KFYS. Acronym Geek. February 14, 2012, 12:35. Available at: http://www.acronymgeek.com/KFYS. Accessed February 14, 2012, 12:35. |