| APA | HIOJ. (2012, February 16). In Acronym Geek. Retrieved 01:55, February 16, 2012, from http://www.acronymgeek.com/HIOJ |
| MLA | "HIOJ." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/HIOJ>. |
| MHRA | 'HIOJ', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/HIOJ> [accessed 16 February 2012] |
| Chicago | "HIOJ", http://www.acronymgeek.com/HIOJ (accessed February 16, 2012). |
| CBE/CSE | HIOJ [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/HIOJ. |
| Bluebook | HIOJ, http://www.acronymgeek.com/HIOJ (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HIOJ, http://www.acronymgeek.com/HIOJ (optional description here) (as of Feb. 16, 2012, 01:55). |
| AMA | HIOJ. Acronym Geek. February 16, 2012, 01:55. Available at: http://www.acronymgeek.com/HIOJ. Accessed February 16, 2012, 01:55. |