| APA | R-S. (2012, February 14). In Acronym Geek. Retrieved 02:03, February 14, 2012, from http://www.acronymgeek.com/R-S |
| MLA | "R-S." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/R-S>. |
| MHRA | 'R-S', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/R-S> [accessed 14 February 2012] |
| Chicago | "R-S", http://www.acronymgeek.com/R-S (accessed February 14, 2012). |
| CBE/CSE | R-S [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/R-S. |
| Bluebook | R-S, http://www.acronymgeek.com/R-S (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, R-S, http://www.acronymgeek.com/R-S (optional description here) (as of Feb. 14, 2012, 02:03). |
| AMA | R-S. Acronym Geek. February 14, 2012, 02:03. Available at: http://www.acronymgeek.com/R-S. Accessed February 14, 2012, 02:03. |