| APA | EIWU. (2012, February 15). In Acronym Geek. Retrieved 21:30, February 15, 2012, from http://www.acronymgeek.com/EIWU |
| MLA | "EIWU." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EIWU>. |
| MHRA | 'EIWU', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EIWU> [accessed 15 February 2012] |
| Chicago | "EIWU", http://www.acronymgeek.com/EIWU (accessed February 15, 2012). |
| CBE/CSE | EIWU [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EIWU. |
| Bluebook | EIWU, http://www.acronymgeek.com/EIWU (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EIWU, http://www.acronymgeek.com/EIWU (optional description here) (as of Feb. 15, 2012, 21:30). |
| AMA | EIWU. Acronym Geek. February 15, 2012, 21:30. Available at: http://www.acronymgeek.com/EIWU. Accessed February 15, 2012, 21:30. |