| APA | R1FS. (2012, February 15). In Acronym Geek. Retrieved 07:22, February 15, 2012, from http://www.acronymgeek.com/R1FS |
| MLA | "R1FS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/R1FS>. |
| MHRA | 'R1FS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/R1FS> [accessed 15 February 2012] |
| Chicago | "R1FS", http://www.acronymgeek.com/R1FS (accessed February 15, 2012). |
| CBE/CSE | R1FS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/R1FS. |
| Bluebook | R1FS, http://www.acronymgeek.com/R1FS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, R1FS, http://www.acronymgeek.com/R1FS (optional description here) (as of Feb. 15, 2012, 07:22). |
| AMA | R1FS. Acronym Geek. February 15, 2012, 07:22. Available at: http://www.acronymgeek.com/R1FS. Accessed February 15, 2012, 07:22. |