| APA | KPDI. (2012, February 15). In Acronym Geek. Retrieved 04:00, February 15, 2012, from http://www.acronymgeek.com/KPDI |
| MLA | "KPDI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/KPDI>. |
| MHRA | 'KPDI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/KPDI> [accessed 15 February 2012] |
| Chicago | "KPDI", http://www.acronymgeek.com/KPDI (accessed February 15, 2012). |
| CBE/CSE | KPDI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/KPDI. |
| Bluebook | KPDI, http://www.acronymgeek.com/KPDI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KPDI, http://www.acronymgeek.com/KPDI (optional description here) (as of Feb. 15, 2012, 04:00). |
| AMA | KPDI. Acronym Geek. February 15, 2012, 04:00. Available at: http://www.acronymgeek.com/KPDI. Accessed February 15, 2012, 04:00. |