| APA | HTKP. (2012, February 17). In Acronym Geek. Retrieved 07:30, February 17, 2012, from http://www.acronymgeek.com/HTKP |
| MLA | "HTKP." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/HTKP>. |
| MHRA | 'HTKP', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/HTKP> [accessed 17 February 2012] |
| Chicago | "HTKP", http://www.acronymgeek.com/HTKP (accessed February 17, 2012). |
| CBE/CSE | HTKP [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/HTKP. |
| Bluebook | HTKP, http://www.acronymgeek.com/HTKP (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HTKP, http://www.acronymgeek.com/HTKP (optional description here) (as of Feb. 17, 2012, 07:30). |
| AMA | HTKP. Acronym Geek. February 17, 2012, 07:30. Available at: http://www.acronymgeek.com/HTKP. Accessed February 17, 2012, 07:30. |