| APA | DRDR. (2012, February 15). In Acronym Geek. Retrieved 20:56, February 15, 2012, from http://www.acronymgeek.com/DRDR |
| MLA | "DRDR." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/DRDR>. |
| MHRA | 'DRDR', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/DRDR> [accessed 15 February 2012] |
| Chicago | "DRDR", http://www.acronymgeek.com/DRDR (accessed February 15, 2012). |
| CBE/CSE | DRDR [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/DRDR. |
| Bluebook | DRDR, http://www.acronymgeek.com/DRDR (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DRDR, http://www.acronymgeek.com/DRDR (optional description here) (as of Feb. 15, 2012, 20:56). |
| AMA | DRDR. Acronym Geek. February 15, 2012, 20:56. Available at: http://www.acronymgeek.com/DRDR. Accessed February 15, 2012, 20:56. |