| APA | TTWR. (2012, February 16). In Acronym Geek. Retrieved 19:54, February 16, 2012, from http://www.acronymgeek.com/TTWR |
| MLA | "TTWR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/TTWR>. |
| MHRA | 'TTWR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/TTWR> [accessed 16 February 2012] |
| Chicago | "TTWR", http://www.acronymgeek.com/TTWR (accessed February 16, 2012). |
| CBE/CSE | TTWR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/TTWR. |
| Bluebook | TTWR, http://www.acronymgeek.com/TTWR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TTWR, http://www.acronymgeek.com/TTWR (optional description here) (as of Feb. 16, 2012, 19:54). |
| AMA | TTWR. Acronym Geek. February 16, 2012, 19:54. Available at: http://www.acronymgeek.com/TTWR. Accessed February 16, 2012, 19:54. |