| APA | HTQI. (2012, February 17). In Acronym Geek. Retrieved 03:11, February 17, 2012, from http://www.acronymgeek.com/HTQI |
| MLA | "HTQI." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/HTQI>. |
| MHRA | 'HTQI', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/HTQI> [accessed 17 February 2012] |
| Chicago | "HTQI", http://www.acronymgeek.com/HTQI (accessed February 17, 2012). |
| CBE/CSE | HTQI [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/HTQI. |
| Bluebook | HTQI, http://www.acronymgeek.com/HTQI (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HTQI, http://www.acronymgeek.com/HTQI (optional description here) (as of Feb. 17, 2012, 03:11). |
| AMA | HTQI. Acronym Geek. February 17, 2012, 03:11. Available at: http://www.acronymgeek.com/HTQI. Accessed February 17, 2012, 03:11. |