| APA | EHHF. (2012, February 16). In Acronym Geek. Retrieved 14:20, February 16, 2012, from http://www.acronymgeek.com/EHHF |
| MLA | "EHHF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/EHHF>. |
| MHRA | 'EHHF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/EHHF> [accessed 16 February 2012] |
| Chicago | "EHHF", http://www.acronymgeek.com/EHHF (accessed February 16, 2012). |
| CBE/CSE | EHHF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/EHHF. |
| Bluebook | EHHF, http://www.acronymgeek.com/EHHF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EHHF, http://www.acronymgeek.com/EHHF (optional description here) (as of Feb. 16, 2012, 14:20). |
| AMA | EHHF. Acronym Geek. February 16, 2012, 14:20. Available at: http://www.acronymgeek.com/EHHF. Accessed February 16, 2012, 14:20. |