| APA | WTCO. (2012, February 12). In Acronym Geek. Retrieved 00:45, February 12, 2012, from http://www.acronymgeek.com/WTCO |
| MLA | "WTCO." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/WTCO>. |
| MHRA | 'WTCO', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/WTCO> [accessed 12 February 2012] |
| Chicago | "WTCO", http://www.acronymgeek.com/WTCO (accessed February 12, 2012). |
| CBE/CSE | WTCO [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/WTCO. |
| Bluebook | WTCO, http://www.acronymgeek.com/WTCO (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, WTCO, http://www.acronymgeek.com/WTCO (optional description here) (as of Feb. 12, 2012, 00:45). |
| AMA | WTCO. Acronym Geek. February 12, 2012, 00:45. Available at: http://www.acronymgeek.com/WTCO. Accessed February 12, 2012, 00:45. |