| APA | ETW. (2012, February 10). In Acronym Geek. Retrieved 01:53, February 10, 2012, from http://www.acronymgeek.com/ETW |
| MLA | "ETW." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/ETW>. |
| MHRA | 'ETW', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/ETW> [accessed 10 February 2012] |
| Chicago | "ETW", http://www.acronymgeek.com/ETW (accessed February 10, 2012). |
| CBE/CSE | ETW [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/ETW. |
| Bluebook | ETW, http://www.acronymgeek.com/ETW (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETW, http://www.acronymgeek.com/ETW (optional description here) (as of Feb. 10, 2012, 01:53). |
| AMA | ETW. Acronym Geek. February 10, 2012, 01:53. Available at: http://www.acronymgeek.com/ETW. Accessed February 10, 2012, 01:53. |