| APA | EYDU. (2012, February 17). In Acronym Geek. Retrieved 05:58, February 17, 2012, from http://www.acronymgeek.com/EYDU |
| MLA | "EYDU." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/EYDU>. |
| MHRA | 'EYDU', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/EYDU> [accessed 17 February 2012] |
| Chicago | "EYDU", http://www.acronymgeek.com/EYDU (accessed February 17, 2012). |
| CBE/CSE | EYDU [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/EYDU. |
| Bluebook | EYDU, http://www.acronymgeek.com/EYDU (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EYDU, http://www.acronymgeek.com/EYDU (optional description here) (as of Feb. 17, 2012, 05:58). |
| AMA | EYDU. Acronym Geek. February 17, 2012, 05:58. Available at: http://www.acronymgeek.com/EYDU. Accessed February 17, 2012, 05:58. |