| APA | EYIN. (2012, February 15). In Acronym Geek. Retrieved 23:33, February 15, 2012, from http://www.acronymgeek.com/EYIN |
| MLA | "EYIN." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EYIN>. |
| MHRA | 'EYIN', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EYIN> [accessed 15 February 2012] |
| Chicago | "EYIN", http://www.acronymgeek.com/EYIN (accessed February 15, 2012). |
| CBE/CSE | EYIN [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EYIN. |
| Bluebook | EYIN, http://www.acronymgeek.com/EYIN (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EYIN, http://www.acronymgeek.com/EYIN (optional description here) (as of Feb. 15, 2012, 23:33). |
| AMA | EYIN. Acronym Geek. February 15, 2012, 23:33. Available at: http://www.acronymgeek.com/EYIN. Accessed February 15, 2012, 23:33. |