| APA | DNUP. (2012, February 16). In Acronym Geek. Retrieved 09:36, February 16, 2012, from http://www.acronymgeek.com/DNUP |
| MLA | "DNUP." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DNUP>. |
| MHRA | 'DNUP', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DNUP> [accessed 16 February 2012] |
| Chicago | "DNUP", http://www.acronymgeek.com/DNUP (accessed February 16, 2012). |
| CBE/CSE | DNUP [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DNUP. |
| Bluebook | DNUP, http://www.acronymgeek.com/DNUP (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DNUP, http://www.acronymgeek.com/DNUP (optional description here) (as of Feb. 16, 2012, 09:36). |
| AMA | DNUP. Acronym Geek. February 16, 2012, 09:36. Available at: http://www.acronymgeek.com/DNUP. Accessed February 16, 2012, 09:36. |