| APA | QH. (2012, February 9). In Acronym Geek. Retrieved 17:52, February 9, 2012, from http://www.acronymgeek.com/QH |
| MLA | "QH." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/QH>. |
| MHRA | 'QH', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/QH> [accessed 9 February 2012] |
| Chicago | "QH", http://www.acronymgeek.com/QH (accessed February 9, 2012). |
| CBE/CSE | QH [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/QH. |
| Bluebook | QH, http://www.acronymgeek.com/QH (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, QH, http://www.acronymgeek.com/QH (optional description here) (as of Feb. 9, 2012, 17:52). |
| AMA | QH. Acronym Geek. February 9, 2012, 17:52. Available at: http://www.acronymgeek.com/QH. Accessed February 9, 2012, 17:52. |