| APA | DRRS. (2012, February 16). In Acronym Geek. Retrieved 17:21, February 16, 2012, from http://www.acronymgeek.com/DRRS |
| MLA | "DRRS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/DRRS>. |
| MHRA | 'DRRS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/DRRS> [accessed 16 February 2012] |
| Chicago | "DRRS", http://www.acronymgeek.com/DRRS (accessed February 16, 2012). |
| CBE/CSE | DRRS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/DRRS. |
| Bluebook | DRRS, http://www.acronymgeek.com/DRRS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DRRS, http://www.acronymgeek.com/DRRS (optional description here) (as of Feb. 16, 2012, 17:21). |
| AMA | DRRS. Acronym Geek. February 16, 2012, 17:21. Available at: http://www.acronymgeek.com/DRRS. Accessed February 16, 2012, 17:21. |