| APA | NDT. (2012, February 13). In Acronym Geek. Retrieved 23:08, February 13, 2012, from http://www.acronymgeek.com/NDT |
| MLA | "NDT." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/NDT>. |
| MHRA | 'NDT', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/NDT> [accessed 13 February 2012] |
| Chicago | "NDT", http://www.acronymgeek.com/NDT (accessed February 13, 2012). |
| CBE/CSE | NDT [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/NDT. |
| Bluebook | NDT, http://www.acronymgeek.com/NDT (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NDT, http://www.acronymgeek.com/NDT (optional description here) (as of Feb. 13, 2012, 23:08). |
| AMA | NDT. Acronym Geek. February 13, 2012, 23:08. Available at: http://www.acronymgeek.com/NDT. Accessed February 13, 2012, 23:08. |