| APA | 1FS. (2012, February 11). In Acronym Geek. Retrieved 22:55, February 11, 2012, from http://www.acronymgeek.com/1FS |
| MLA | "1FS." Acronym Geek. (2012). Acronym Geek. 11 Feb 2012 <http://www.acronymgeek.com/1FS>. |
| MHRA | '1FS', Acronym Geek, 11 February 2012, <http://www.acronymgeek.com/1FS> [accessed 11 February 2012] |
| Chicago | "1FS", http://www.acronymgeek.com/1FS (accessed February 11, 2012). |
| CBE/CSE | 1FS [Internet]. Acronym Geek; 2012 Feb 11 [cited 2012 Feb 11]. Available from: http://www.acronymgeek.com/1FS. |
| Bluebook | 1FS, http://www.acronymgeek.com/1FS (last visited February 11, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, 1FS, http://www.acronymgeek.com/1FS (optional description here) (as of Feb. 11, 2012, 22:55). |
| AMA | 1FS. Acronym Geek. February 11, 2012, 22:55. Available at: http://www.acronymgeek.com/1FS. Accessed February 11, 2012, 22:55. |