| APA | ACKH. (2012, February 16). In Acronym Geek. Retrieved 00:11, February 16, 2012, from http://www.acronymgeek.com/ACKH |
| MLA | "ACKH." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ACKH>. |
| MHRA | 'ACKH', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ACKH> [accessed 16 February 2012] |
| Chicago | "ACKH", http://www.acronymgeek.com/ACKH (accessed February 16, 2012). |
| CBE/CSE | ACKH [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ACKH. |
| Bluebook | ACKH, http://www.acronymgeek.com/ACKH (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ACKH, http://www.acronymgeek.com/ACKH (optional description here) (as of Feb. 16, 2012, 00:11). |
| AMA | ACKH. Acronym Geek. February 16, 2012, 00:11. Available at: http://www.acronymgeek.com/ACKH. Accessed February 16, 2012, 00:11. |