| APA | HGTU. (2012, February 14). In Acronym Geek. Retrieved 14:15, February 14, 2012, from http://www.acronymgeek.com/HGTU |
| MLA | "HGTU." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HGTU>. |
| MHRA | 'HGTU', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HGTU> [accessed 14 February 2012] |
| Chicago | "HGTU", http://www.acronymgeek.com/HGTU (accessed February 14, 2012). |
| CBE/CSE | HGTU [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HGTU. |
| Bluebook | HGTU, http://www.acronymgeek.com/HGTU (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HGTU, http://www.acronymgeek.com/HGTU (optional description here) (as of Feb. 14, 2012, 14:15). |
| AMA | HGTU. Acronym Geek. February 14, 2012, 14:15. Available at: http://www.acronymgeek.com/HGTU. Accessed February 14, 2012, 14:15. |