| APA | IIOO. (2012, February 15). In Acronym Geek. Retrieved 02:27, February 15, 2012, from http://www.acronymgeek.com/IIOO |
| MLA | "IIOO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/IIOO>. |
| MHRA | 'IIOO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/IIOO> [accessed 15 February 2012] |
| Chicago | "IIOO", http://www.acronymgeek.com/IIOO (accessed February 15, 2012). |
| CBE/CSE | IIOO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/IIOO. |
| Bluebook | IIOO, http://www.acronymgeek.com/IIOO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IIOO, http://www.acronymgeek.com/IIOO (optional description here) (as of Feb. 15, 2012, 02:27). |
| AMA | IIOO. Acronym Geek. February 15, 2012, 02:27. Available at: http://www.acronymgeek.com/IIOO. Accessed February 15, 2012, 02:27. |