| APA | HTKG. (2012, February 16). In Acronym Geek. Retrieved 23:31, February 16, 2012, from http://www.acronymgeek.com/HTKG |
| MLA | "HTKG." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HTKG>. |
| MHRA | 'HTKG', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HTKG> [accessed 16 February 2012] |
| Chicago | "HTKG", http://www.acronymgeek.com/HTKG (accessed February 16, 2012). |
| CBE/CSE | HTKG [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HTKG. |
| Bluebook | HTKG, http://www.acronymgeek.com/HTKG (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HTKG, http://www.acronymgeek.com/HTKG (optional description here) (as of Feb. 16, 2012, 23:31). |
| AMA | HTKG. Acronym Geek. February 16, 2012, 23:31. Available at: http://www.acronymgeek.com/HTKG. Accessed February 16, 2012, 23:31. |