| APA | CFKE. (2012, February 14). In Acronym Geek. Retrieved 17:06, February 14, 2012, from http://www.acronymgeek.com/CFKE |
| MLA | "CFKE." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/CFKE>. |
| MHRA | 'CFKE', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/CFKE> [accessed 14 February 2012] |
| Chicago | "CFKE", http://www.acronymgeek.com/CFKE (accessed February 14, 2012). |
| CBE/CSE | CFKE [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/CFKE. |
| Bluebook | CFKE, http://www.acronymgeek.com/CFKE (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CFKE, http://www.acronymgeek.com/CFKE (optional description here) (as of Feb. 14, 2012, 17:06). |
| AMA | CFKE. Acronym Geek. February 14, 2012, 17:06. Available at: http://www.acronymgeek.com/CFKE. Accessed February 14, 2012, 17:06. |