| APA | IEHU. (2012, February 16). In Acronym Geek. Retrieved 14:24, February 16, 2012, from http://www.acronymgeek.com/IEHU |
| MLA | "IEHU." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/IEHU>. |
| MHRA | 'IEHU', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/IEHU> [accessed 16 February 2012] |
| Chicago | "IEHU", http://www.acronymgeek.com/IEHU (accessed February 16, 2012). |
| CBE/CSE | IEHU [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/IEHU. |
| Bluebook | IEHU, http://www.acronymgeek.com/IEHU (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IEHU, http://www.acronymgeek.com/IEHU (optional description here) (as of Feb. 16, 2012, 14:24). |
| AMA | IEHU. Acronym Geek. February 16, 2012, 14:24. Available at: http://www.acronymgeek.com/IEHU. Accessed February 16, 2012, 14:24. |