| APA | RD. (2012, February 8). In Acronym Geek. Retrieved 11:55, February 8, 2012, from http://www.acronymgeek.com/RD |
| MLA | "RD." Acronym Geek. (2012). Acronym Geek. 8 Feb 2012 <http://www.acronymgeek.com/RD>. |
| MHRA | 'RD', Acronym Geek, 8 February 2012, <http://www.acronymgeek.com/RD> [accessed 8 February 2012] |
| Chicago | "RD", http://www.acronymgeek.com/RD (accessed February 8, 2012). |
| CBE/CSE | RD [Internet]. Acronym Geek; 2012 Feb 8 [cited 2012 Feb 8]. Available from: http://www.acronymgeek.com/RD. |
| Bluebook | RD, http://www.acronymgeek.com/RD (last visited February 8, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RD, http://www.acronymgeek.com/RD (optional description here) (as of Feb. 8, 2012, 11:55). |
| AMA | RD. Acronym Geek. February 8, 2012, 11:55. Available at: http://www.acronymgeek.com/RD. Accessed February 8, 2012, 11:55. |