| APA | ETWY. (2012, February 15). In Acronym Geek. Retrieved 23:45, February 15, 2012, from http://www.acronymgeek.com/ETWY |
| MLA | "ETWY." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ETWY>. |
| MHRA | 'ETWY', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ETWY> [accessed 15 February 2012] |
| Chicago | "ETWY", http://www.acronymgeek.com/ETWY (accessed February 15, 2012). |
| CBE/CSE | ETWY [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ETWY. |
| Bluebook | ETWY, http://www.acronymgeek.com/ETWY (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETWY, http://www.acronymgeek.com/ETWY (optional description here) (as of Feb. 15, 2012, 23:45). |
| AMA | ETWY. Acronym Geek. February 15, 2012, 23:45. Available at: http://www.acronymgeek.com/ETWY. Accessed February 15, 2012, 23:45. |