| APA | KPD. (2012, February 4). In Acronym Geek. Retrieved 11:13, February 4, 2012, from http://www.acronymgeek.com/KPD |
| MLA | "KPD." Acronym Geek. (2012). Acronym Geek. 4 Feb 2012 <http://www.acronymgeek.com/KPD>. |
| MHRA | 'KPD', Acronym Geek, 4 February 2012, <http://www.acronymgeek.com/KPD> [accessed 4 February 2012] |
| Chicago | "KPD", http://www.acronymgeek.com/KPD (accessed February 4, 2012). |
| CBE/CSE | KPD [Internet]. Acronym Geek; 2012 Feb 4 [cited 2012 Feb 4]. Available from: http://www.acronymgeek.com/KPD. |
| Bluebook | KPD, http://www.acronymgeek.com/KPD (last visited February 4, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KPD, http://www.acronymgeek.com/KPD (optional description here) (as of Feb. 4, 2012, 11:13). |
| AMA | KPD. Acronym Geek. February 4, 2012, 11:13. Available at: http://www.acronymgeek.com/KPD. Accessed February 4, 2012, 11:13. |