| APA | HT4U. (2012, February 11). In Acronym Geek. Retrieved 21:24, February 11, 2012, from http://www.acronymgeek.com/HT4U |
| MLA | "HT4U." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/HT4U>. |
| MHRA | 'HT4U', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/HT4U> [accessed 11 February 2012] |
| Chicago | "HT4U", http://www.acronymgeek.com/HT4U (accessed February 11, 2012). |
| CBE/CSE | HT4U [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/HT4U. |
| Bluebook | HT4U, http://www.acronymgeek.com/HT4U (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HT4U, http://www.acronymgeek.com/HT4U (optional description here) (as of Feb. 11, 2012, 21:24). |
| AMA | HT4U. Acronym Geek. February 11, 2012, 21:24. Available at: http://www.acronymgeek.com/HT4U. Accessed February 11, 2012, 21:24. |