| APA | TTYI. (2012, February 11). In Acronym Geek. Retrieved 22:16, February 11, 2012, from http://www.acronymgeek.com/TTYI |
| MLA | "TTYI." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/TTYI>. |
| MHRA | 'TTYI', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/TTYI> [accessed 11 February 2012] |
| Chicago | "TTYI", http://www.acronymgeek.com/TTYI (accessed February 11, 2012). |
| CBE/CSE | TTYI [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/TTYI. |
| Bluebook | TTYI, http://www.acronymgeek.com/TTYI (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TTYI, http://www.acronymgeek.com/TTYI (optional description here) (as of Feb. 11, 2012, 22:16). |
| AMA | TTYI. Acronym Geek. February 11, 2012, 22:16. Available at: http://www.acronymgeek.com/TTYI. Accessed February 11, 2012, 22:16. |