| APA | TYEI. (2012, February 17). In Acronym Geek. Retrieved 00:03, February 17, 2012, from http://www.acronymgeek.com/TYEI |
| MLA | "TYEI." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/TYEI>. |
| MHRA | 'TYEI', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/TYEI> [accessed 17 February 2012] |
| Chicago | "TYEI", http://www.acronymgeek.com/TYEI (accessed February 17, 2012). |
| CBE/CSE | TYEI [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/TYEI. |
| Bluebook | TYEI, http://www.acronymgeek.com/TYEI (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TYEI, http://www.acronymgeek.com/TYEI (optional description here) (as of Feb. 17, 2012, 00:03). |
| AMA | TYEI. Acronym Geek. February 17, 2012, 00:03. Available at: http://www.acronymgeek.com/TYEI. Accessed February 17, 2012, 00:03. |