| APA | ETYR. (2012, February 16). In Acronym Geek. Retrieved 00:56, February 16, 2012, from http://www.acronymgeek.com/ETYR |
| MLA | "ETYR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ETYR>. |
| MHRA | 'ETYR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ETYR> [accessed 16 February 2012] |
| Chicago | "ETYR", http://www.acronymgeek.com/ETYR (accessed February 16, 2012). |
| CBE/CSE | ETYR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ETYR. |
| Bluebook | ETYR, http://www.acronymgeek.com/ETYR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ETYR, http://www.acronymgeek.com/ETYR (optional description here) (as of Feb. 16, 2012, 00:56). |
| AMA | ETYR. Acronym Geek. February 16, 2012, 00:56. Available at: http://www.acronymgeek.com/ETYR. Accessed February 16, 2012, 00:56. |