| APA | KPE. (2012, February 13). In Acronym Geek. Retrieved 22:54, February 13, 2012, from http://www.acronymgeek.com/KPE |
| MLA | "KPE." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/KPE>. |
| MHRA | 'KPE', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/KPE> [accessed 13 February 2012] |
| Chicago | "KPE", http://www.acronymgeek.com/KPE (accessed February 13, 2012). |
| CBE/CSE | KPE [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/KPE. |
| Bluebook | KPE, http://www.acronymgeek.com/KPE (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KPE, http://www.acronymgeek.com/KPE (optional description here) (as of Feb. 13, 2012, 22:54). |
| AMA | KPE. Acronym Geek. February 13, 2012, 22:54. Available at: http://www.acronymgeek.com/KPE. Accessed February 13, 2012, 22:54. |