| APA | WWO. (2012, February 14). In Acronym Geek. Retrieved 02:31, February 14, 2012, from http://www.acronymgeek.com/WWO |
| MLA | "WWO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/WWO>. |
| MHRA | 'WWO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/WWO> [accessed 14 February 2012] |
| Chicago | "WWO", http://www.acronymgeek.com/WWO (accessed February 14, 2012). |
| CBE/CSE | WWO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/WWO. |
| Bluebook | WWO, http://www.acronymgeek.com/WWO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, WWO, http://www.acronymgeek.com/WWO (optional description here) (as of Feb. 14, 2012, 02:31). |
| AMA | WWO. Acronym Geek. February 14, 2012, 02:31. Available at: http://www.acronymgeek.com/WWO. Accessed February 14, 2012, 02:31. |