| Style | Reference Text |
|---|
| APA | HA. (2013, May 18). In All Acronyms. Retrieved 20:51, May 18, 2013, from http://www.all-acronyms.com/HA |
| MLA | "HA." All Acronyms. 18 May 2013, 20:51. All Acronyms. 18 May 2013 <http://www.all-acronyms.com/HA>. |
| MHRA | 'HA', All Acronyms, 18 May 2013, 20:51, <http://www.all-acronyms.com/HA> [accessed 18 May 2013] |
| Chicago | "HA," http://www.all-acronyms.com/HA (accessed May 18, 2013). |
| CBE/CSE | HA [Internet]. All Acronyms; 2013 May 18, 20:51 [cited 2013 May 18]. Available from: http://www.all-acronyms.com/HA. |
| Bluebook | HA, http://www.all-acronyms.com/HA (last visited May 18, 2013). |
| Bluebook: Harvard JOLT | See All Acronyms, HA, http://www.all-acronyms.com/HA (optional description here) (as of May. 18, 2013, 20:51). |
| AMA | HA. All Acronyms. May 18, 2013, 20:51. Available at: http://www.all-acronyms.com/HA. Accessed May 18, 2013. |