| APA | ETY. (2012, February 12). In Acronym Geek. Retrieved 07:07, February 12, 2012, from http://www.acronymgeek.com/ETY |
| MLA | "ETY." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/ETY>. |
| MHRA | 'ETY', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/ETY> [accessed 12 February 2012] |
| Chicago | "ETY", http://www.acronymgeek.com/ETY (accessed February 12, 2012). |
| CBE/CSE | ETY [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/ETY. |
| Bluebook | ETY, http://www.acronymgeek.com/ETY (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETY, http://www.acronymgeek.com/ETY (optional description here) (as of Feb. 12, 2012, 07:07). |
| AMA | ETY. Acronym Geek. February 12, 2012, 07:07. Available at: http://www.acronymgeek.com/ETY. Accessed February 12, 2012, 07:07. |