| APA | HOAH. (2012, February 15). In Acronym Geek. Retrieved 04:06, February 15, 2012, from http://www.acronymgeek.com/HOAH |
| MLA | "HOAH." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HOAH>. |
| MHRA | 'HOAH', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HOAH> [accessed 15 February 2012] |
| Chicago | "HOAH", http://www.acronymgeek.com/HOAH (accessed February 15, 2012). |
| CBE/CSE | HOAH [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HOAH. |
| Bluebook | HOAH, http://www.acronymgeek.com/HOAH (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HOAH, http://www.acronymgeek.com/HOAH (optional description here) (as of Feb. 15, 2012, 04:06). |
| AMA | HOAH. Acronym Geek. February 15, 2012, 04:06. Available at: http://www.acronymgeek.com/HOAH. Accessed February 15, 2012, 04:06. |