| APA | ETG. (2012, February 14). In Acronym Geek. Retrieved 20:48, February 14, 2012, from http://www.acronymgeek.com/ETG |
| MLA | "ETG." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ETG>. |
| MHRA | 'ETG', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ETG> [accessed 14 February 2012] |
| Chicago | "ETG", http://www.acronymgeek.com/ETG (accessed February 14, 2012). |
| CBE/CSE | ETG [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ETG. |
| Bluebook | ETG, http://www.acronymgeek.com/ETG (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETG, http://www.acronymgeek.com/ETG (optional description here) (as of Feb. 14, 2012, 20:48). |
| AMA | ETG. Acronym Geek. February 14, 2012, 20:48. Available at: http://www.acronymgeek.com/ETG. Accessed February 14, 2012, 20:48. |