| APA | FGS. (2012, February 14). In Acronym Geek. Retrieved 07:14, February 14, 2012, from http://www.acronymgeek.com/FGS |
| MLA | "FGS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/FGS>. |
| MHRA | 'FGS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/FGS> [accessed 14 February 2012] |
| Chicago | "FGS", http://www.acronymgeek.com/FGS (accessed February 14, 2012). |
| CBE/CSE | FGS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/FGS. |
| Bluebook | FGS, http://www.acronymgeek.com/FGS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, FGS, http://www.acronymgeek.com/FGS (optional description here) (as of Feb. 14, 2012, 07:14). |
| AMA | FGS. Acronym Geek. February 14, 2012, 07:14. Available at: http://www.acronymgeek.com/FGS. Accessed February 14, 2012, 07:14. |