| APA | EIYO. (2012, February 16). In Acronym Geek. Retrieved 02:15, February 16, 2012, from http://www.acronymgeek.com/EIYO |
| MLA | "EIYO." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/EIYO>. |
| MHRA | 'EIYO', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/EIYO> [accessed 16 February 2012] |
| Chicago | "EIYO", http://www.acronymgeek.com/EIYO (accessed February 16, 2012). |
| CBE/CSE | EIYO [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/EIYO. |
| Bluebook | EIYO, http://www.acronymgeek.com/EIYO (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EIYO, http://www.acronymgeek.com/EIYO (optional description here) (as of Feb. 16, 2012, 02:15). |
| AMA | EIYO. Acronym Geek. February 16, 2012, 02:15. Available at: http://www.acronymgeek.com/EIYO. Accessed February 16, 2012, 02:15. |