| APA | HIUI. (2012, February 14). In Acronym Geek. Retrieved 18:05, February 14, 2012, from http://www.acronymgeek.com/HIUI |
| MLA | "HIUI." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HIUI>. |
| MHRA | 'HIUI', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HIUI> [accessed 14 February 2012] |
| Chicago | "HIUI", http://www.acronymgeek.com/HIUI (accessed February 14, 2012). |
| CBE/CSE | HIUI [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HIUI. |
| Bluebook | HIUI, http://www.acronymgeek.com/HIUI (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HIUI, http://www.acronymgeek.com/HIUI (optional description here) (as of Feb. 14, 2012, 18:05). |
| AMA | HIUI. Acronym Geek. February 14, 2012, 18:05. Available at: http://www.acronymgeek.com/HIUI. Accessed February 14, 2012, 18:05. |