| APA | RDDO. (2012, February 17). In Acronym Geek. Retrieved 01:33, February 17, 2012, from http://www.acronymgeek.com/RDDO |
| MLA | "RDDO." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/RDDO>. |
| MHRA | 'RDDO', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/RDDO> [accessed 17 February 2012] |
| Chicago | "RDDO", http://www.acronymgeek.com/RDDO (accessed February 17, 2012). |
| CBE/CSE | RDDO [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/RDDO. |
| Bluebook | RDDO, http://www.acronymgeek.com/RDDO (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RDDO, http://www.acronymgeek.com/RDDO (optional description here) (as of Feb. 17, 2012, 01:33). |
| AMA | RDDO. Acronym Geek. February 17, 2012, 01:33. Available at: http://www.acronymgeek.com/RDDO. Accessed February 17, 2012, 01:33. |