| APA | ADT. (2012, February 13). In Acronym Geek. Retrieved 22:42, February 13, 2012, from http://www.acronymgeek.com/ADT |
| MLA | "ADT." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/ADT>. |
| MHRA | 'ADT', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/ADT> [accessed 13 February 2012] |
| Chicago | "ADT", http://www.acronymgeek.com/ADT (accessed February 13, 2012). |
| CBE/CSE | ADT [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/ADT. |
| Bluebook | ADT, http://www.acronymgeek.com/ADT (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ADT, http://www.acronymgeek.com/ADT (optional description here) (as of Feb. 13, 2012, 22:42). |
| AMA | ADT. Acronym Geek. February 13, 2012, 22:42. Available at: http://www.acronymgeek.com/ADT. Accessed February 13, 2012, 22:42. |