| APA | HAHC. (2012, February 15). In Acronym Geek. Retrieved 11:10, February 15, 2012, from http://www.acronymgeek.com/HAHC |
| MLA | "HAHC." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HAHC>. |
| MHRA | 'HAHC', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HAHC> [accessed 15 February 2012] |
| Chicago | "HAHC", http://www.acronymgeek.com/HAHC (accessed February 15, 2012). |
| CBE/CSE | HAHC [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HAHC. |
| Bluebook | HAHC, http://www.acronymgeek.com/HAHC (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HAHC, http://www.acronymgeek.com/HAHC (optional description here) (as of Feb. 15, 2012, 11:10). |
| AMA | HAHC. Acronym Geek. February 15, 2012, 11:10. Available at: http://www.acronymgeek.com/HAHC. Accessed February 15, 2012, 11:10. |