| APA | HKOT. (2012, February 16). In Acronym Geek. Retrieved 08:11, February 16, 2012, from http://www.acronymgeek.com/HKOT |
| MLA | "HKOT." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HKOT>. |
| MHRA | 'HKOT', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HKOT> [accessed 16 February 2012] |
| Chicago | "HKOT", http://www.acronymgeek.com/HKOT (accessed February 16, 2012). |
| CBE/CSE | HKOT [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HKOT. |
| Bluebook | HKOT, http://www.acronymgeek.com/HKOT (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HKOT, http://www.acronymgeek.com/HKOT (optional description here) (as of Feb. 16, 2012, 08:11). |
| AMA | HKOT. Acronym Geek. February 16, 2012, 08:11. Available at: http://www.acronymgeek.com/HKOT. Accessed February 16, 2012, 08:11. |