| APA | WTDI. (2012, February 15). In Acronym Geek. Retrieved 16:41, February 15, 2012, from http://www.acronymgeek.com/WTDI |
| MLA | "WTDI." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/WTDI>. |
| MHRA | 'WTDI', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/WTDI> [accessed 15 February 2012] |
| Chicago | "WTDI", http://www.acronymgeek.com/WTDI (accessed February 15, 2012). |
| CBE/CSE | WTDI [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/WTDI. |
| Bluebook | WTDI, http://www.acronymgeek.com/WTDI (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, WTDI, http://www.acronymgeek.com/WTDI (optional description here) (as of Feb. 15, 2012, 16:41). |
| AMA | WTDI. Acronym Geek. February 15, 2012, 16:41. Available at: http://www.acronymgeek.com/WTDI. Accessed February 15, 2012, 16:41. |