| APA | WTIS. (2012, February 15). In Acronym Geek. Retrieved 02:27, February 15, 2012, from http://www.acronymgeek.com/WTIS |
| MLA | "WTIS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/WTIS>. |
| MHRA | 'WTIS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/WTIS> [accessed 15 February 2012] |
| Chicago | "WTIS", http://www.acronymgeek.com/WTIS (accessed February 15, 2012). |
| CBE/CSE | WTIS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/WTIS. |
| Bluebook | WTIS, http://www.acronymgeek.com/WTIS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, WTIS, http://www.acronymgeek.com/WTIS (optional description here) (as of Feb. 15, 2012, 02:27). |
| AMA | WTIS. Acronym Geek. February 15, 2012, 02:27. Available at: http://www.acronymgeek.com/WTIS. Accessed February 15, 2012, 02:27. |