| APA | R.S.. (2012, February 16). In Acronym Geek. Retrieved 03:53, February 16, 2012, from http://www.acronymgeek.com/R.S. |
| MLA | "R.S.." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/R.S.>. |
| MHRA | 'R.S.', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/R.S.> [accessed 16 February 2012] |
| Chicago | "R.S.", http://www.acronymgeek.com/R.S. (accessed February 16, 2012). |
| CBE/CSE | R.S. [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/R.S.. |
| Bluebook | R.S., http://www.acronymgeek.com/R.S. (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, R.S., http://www.acronymgeek.com/R.S. (optional description here) (as of Feb. 16, 2012, 03:53). |
| AMA | R.S.. Acronym Geek. February 16, 2012, 03:53. Available at: http://www.acronymgeek.com/R.S.. Accessed February 16, 2012, 03:53. |