| APA | HTPT. (2012, February 16). In Acronym Geek. Retrieved 10:04, February 16, 2012, from http://www.acronymgeek.com/HTPT |
| MLA | "HTPT." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HTPT>. |
| MHRA | 'HTPT', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HTPT> [accessed 16 February 2012] |
| Chicago | "HTPT", http://www.acronymgeek.com/HTPT (accessed February 16, 2012). |
| CBE/CSE | HTPT [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HTPT. |
| Bluebook | HTPT, http://www.acronymgeek.com/HTPT (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HTPT, http://www.acronymgeek.com/HTPT (optional description here) (as of Feb. 16, 2012, 10:04). |
| AMA | HTPT. Acronym Geek. February 16, 2012, 10:04. Available at: http://www.acronymgeek.com/HTPT. Accessed February 16, 2012, 10:04. |