| APA | ETX. (2012, February 10). In Acronym Geek. Retrieved 17:59, February 10, 2012, from http://www.acronymgeek.com/ETX |
| MLA | "ETX." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/ETX>. |
| MHRA | 'ETX', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/ETX> [accessed 10 February 2012] |
| Chicago | "ETX", http://www.acronymgeek.com/ETX (accessed February 10, 2012). |
| CBE/CSE | ETX [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/ETX. |
| Bluebook | ETX, http://www.acronymgeek.com/ETX (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETX, http://www.acronymgeek.com/ETX (optional description here) (as of Feb. 10, 2012, 17:59). |
| AMA | ETX. Acronym Geek. February 10, 2012, 17:59. Available at: http://www.acronymgeek.com/ETX. Accessed February 10, 2012, 17:59. |