| Style | Reference Text |
|---|
| APA | NDU. (2009, November 24). In All Acronyms. Retrieved 02:21, November 24, 2009, from http://www.all-acronyms.com/NDU |
| MLA | "NDU." All Acronyms. 24 Nov 2009, 02:21. All Acronyms. 24 Nov 2009 <http://www.all-acronyms.com/NDU>. |
| MHRA | 'NDU', All Acronyms, 24 November 2009, 02:21, <http://www.all-acronyms.com/NDU> [accessed 24 November 2009] |
| Chicago | "NDU," http://www.all-acronyms.com/NDU (accessed November 24, 2009). |
| CBE/CSE | NDU [Internet]. All Acronyms; 2009 Nov 24, 02:21 [cited 2009 Nov 24]. Available from: http://www.all-acronyms.com/NDU. |
| Bluebook | NDU, http://www.all-acronyms.com/NDU (last visited November 24, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, NDU, http://www.all-acronyms.com/NDU (optional description here) (as of Nov. 24, 2009, 02:21). |
| AMA | NDU. All Acronyms. November 24, 2009, 02:21. Available at: http://www.all-acronyms.com/NDU. Accessed November 24, 2009. |