| APA | RRO. (2012, February 14). In Acronym Geek. Retrieved 20:35, February 14, 2012, from http://www.acronymgeek.com/RRO |
| MLA | "RRO." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/RRO>. |
| MHRA | 'RRO', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/RRO> [accessed 14 February 2012] |
| Chicago | "RRO", http://www.acronymgeek.com/RRO (accessed February 14, 2012). |
| CBE/CSE | RRO [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/RRO. |
| Bluebook | RRO, http://www.acronymgeek.com/RRO (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RRO, http://www.acronymgeek.com/RRO (optional description here) (as of Feb. 14, 2012, 20:35). |
| AMA | RRO. Acronym Geek. February 14, 2012, 20:35. Available at: http://www.acronymgeek.com/RRO. Accessed February 14, 2012, 20:35. |