| APA | HAAH. (2012, February 16). In Acronym Geek. Retrieved 02:13, February 16, 2012, from http://www.acronymgeek.com/HAAH |
| MLA | "HAAH." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HAAH>. |
| MHRA | 'HAAH', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HAAH> [accessed 16 February 2012] |
| Chicago | "HAAH", http://www.acronymgeek.com/HAAH (accessed February 16, 2012). |
| CBE/CSE | HAAH [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HAAH. |
| Bluebook | HAAH, http://www.acronymgeek.com/HAAH (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HAAH, http://www.acronymgeek.com/HAAH (optional description here) (as of Feb. 16, 2012, 02:13). |
| AMA | HAAH. Acronym Geek. February 16, 2012, 02:13. Available at: http://www.acronymgeek.com/HAAH. Accessed February 16, 2012, 02:13. |