| APA | RRYO. (2012, February 11). In Acronym Geek. Retrieved 17:51, February 11, 2012, from http://www.acronymgeek.com/RRYO |
| MLA | "RRYO." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/RRYO>. |
| MHRA | 'RRYO', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/RRYO> [accessed 11 February 2012] |
| Chicago | "RRYO", http://www.acronymgeek.com/RRYO (accessed February 11, 2012). |
| CBE/CSE | RRYO [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/RRYO. |
| Bluebook | RRYO, http://www.acronymgeek.com/RRYO (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, RRYO, http://www.acronymgeek.com/RRYO (optional description here) (as of Feb. 11, 2012, 17:51). |
| AMA | RRYO. Acronym Geek. February 11, 2012, 17:51. Available at: http://www.acronymgeek.com/RRYO. Accessed February 11, 2012, 17:51. |