| APA | WIO. (2012, February 14). In Acronym Geek. Retrieved 11:16, February 14, 2012, from http://www.acronymgeek.com/WIO |
| MLA | "WIO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/WIO>. |
| MHRA | 'WIO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/WIO> [accessed 14 February 2012] |
| Chicago | "WIO", http://www.acronymgeek.com/WIO (accessed February 14, 2012). |
| CBE/CSE | WIO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/WIO. |
| Bluebook | WIO, http://www.acronymgeek.com/WIO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, WIO, http://www.acronymgeek.com/WIO (optional description here) (as of Feb. 14, 2012, 11:16). |
| AMA | WIO. Acronym Geek. February 14, 2012, 11:16. Available at: http://www.acronymgeek.com/WIO. Accessed February 14, 2012, 11:16. |