| APA | EHAC. (2012, February 11). In Acronym Geek. Retrieved 17:51, February 11, 2012, from http://www.acronymgeek.com/EHAC |
| MLA | "EHAC." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/EHAC>. |
| MHRA | 'EHAC', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/EHAC> [accessed 11 February 2012] |
| Chicago | "EHAC", http://www.acronymgeek.com/EHAC (accessed February 11, 2012). |
| CBE/CSE | EHAC [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/EHAC. |
| Bluebook | EHAC, http://www.acronymgeek.com/EHAC (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EHAC, http://www.acronymgeek.com/EHAC (optional description here) (as of Feb. 11, 2012, 17:51). |
| AMA | EHAC. Acronym Geek. February 11, 2012, 17:51. Available at: http://www.acronymgeek.com/EHAC. Accessed February 11, 2012, 17:51. |