| APA | OZHO. (2012, February 17). In Acronym Geek. Retrieved 06:28, February 17, 2012, from http://www.acronymgeek.com/OZHO |
| MLA | "OZHO." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/OZHO>. |
| MHRA | 'OZHO', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/OZHO> [accessed 17 February 2012] |
| Chicago | "OZHO", http://www.acronymgeek.com/OZHO (accessed February 17, 2012). |
| CBE/CSE | OZHO [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/OZHO. |
| Bluebook | OZHO, http://www.acronymgeek.com/OZHO (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OZHO, http://www.acronymgeek.com/OZHO (optional description here) (as of Feb. 17, 2012, 06:28). |
| AMA | OZHO. Acronym Geek. February 17, 2012, 06:28. Available at: http://www.acronymgeek.com/OZHO. Accessed February 17, 2012, 06:28. |