| APA | DPU. (2012, February 9). In Acronym Geek. Retrieved 18:33, February 9, 2012, from http://www.acronymgeek.com/DPU |
| MLA | "DPU." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/DPU>. |
| MHRA | 'DPU', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/DPU> [accessed 9 February 2012] |
| Chicago | "DPU", http://www.acronymgeek.com/DPU (accessed February 9, 2012). |
| CBE/CSE | DPU [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/DPU. |
| Bluebook | DPU, http://www.acronymgeek.com/DPU (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DPU, http://www.acronymgeek.com/DPU (optional description here) (as of Feb. 9, 2012, 18:33). |
| AMA | DPU. Acronym Geek. February 9, 2012, 18:33. Available at: http://www.acronymgeek.com/DPU. Accessed February 9, 2012, 18:33. |