| APA | HPUT. (2012, February 15). In Acronym Geek. Retrieved 09:59, February 15, 2012, from http://www.acronymgeek.com/HPUT |
| MLA | "HPUT." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HPUT>. |
| MHRA | 'HPUT', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HPUT> [accessed 15 February 2012] |
| Chicago | "HPUT", http://www.acronymgeek.com/HPUT (accessed February 15, 2012). |
| CBE/CSE | HPUT [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HPUT. |
| Bluebook | HPUT, http://www.acronymgeek.com/HPUT (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HPUT, http://www.acronymgeek.com/HPUT (optional description here) (as of Feb. 15, 2012, 09:59). |
| AMA | HPUT. Acronym Geek. February 15, 2012, 09:59. Available at: http://www.acronymgeek.com/HPUT. Accessed February 15, 2012, 09:59. |