| APA | RDRU. (2012, February 17). In Acronym Geek. Retrieved 02:34, February 17, 2012, from http://www.acronymgeek.com/RDRU |
| MLA | "RDRU." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/RDRU>. |
| MHRA | 'RDRU', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/RDRU> [accessed 17 February 2012] |
| Chicago | "RDRU", http://www.acronymgeek.com/RDRU (accessed February 17, 2012). |
| CBE/CSE | RDRU [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/RDRU. |
| Bluebook | RDRU, http://www.acronymgeek.com/RDRU (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RDRU, http://www.acronymgeek.com/RDRU (optional description here) (as of Feb. 17, 2012, 02:34). |
| AMA | RDRU. Acronym Geek. February 17, 2012, 02:34. Available at: http://www.acronymgeek.com/RDRU. Accessed February 17, 2012, 02:34. |