| APA | CTWU. (2012, February 10). In Acronym Geek. Retrieved 11:36, February 10, 2012, from http://www.acronymgeek.com/CTWU |
| MLA | "CTWU." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/CTWU>. |
| MHRA | 'CTWU', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/CTWU> [accessed 10 February 2012] |
| Chicago | "CTWU", http://www.acronymgeek.com/CTWU (accessed February 10, 2012). |
| CBE/CSE | CTWU [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/CTWU. |
| Bluebook | CTWU, http://www.acronymgeek.com/CTWU (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, CTWU, http://www.acronymgeek.com/CTWU (optional description here) (as of Feb. 10, 2012, 11:36). |
| AMA | CTWU. Acronym Geek. February 10, 2012, 11:36. Available at: http://www.acronymgeek.com/CTWU. Accessed February 10, 2012, 11:36. |