| APA | TTWK. (2012, February 16). In Acronym Geek. Retrieved 18:30, February 16, 2012, from http://www.acronymgeek.com/TTWK |
| MLA | "TTWK." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/TTWK>. |
| MHRA | 'TTWK', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/TTWK> [accessed 16 February 2012] |
| Chicago | "TTWK", http://www.acronymgeek.com/TTWK (accessed February 16, 2012). |
| CBE/CSE | TTWK [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/TTWK. |
| Bluebook | TTWK, http://www.acronymgeek.com/TTWK (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, TTWK, http://www.acronymgeek.com/TTWK (optional description here) (as of Feb. 16, 2012, 18:30). |
| AMA | TTWK. Acronym Geek. February 16, 2012, 18:30. Available at: http://www.acronymgeek.com/TTWK. Accessed February 16, 2012, 18:30. |