| APA | SF/HGF. (2012, February 12). In Acronym Geek. Retrieved 13:38, February 12, 2012, from http://www.acronymgeek.com/SF/HGF |
| MLA | "SF/HGF." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/SF/HGF>. |
| MHRA | 'SF/HGF', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/SF/HGF> [accessed 12 February 2012] |
| Chicago | "SF/HGF", http://www.acronymgeek.com/SF/HGF (accessed February 12, 2012). |
| CBE/CSE | SF/HGF [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/SF/HGF. |
| Bluebook | SF/HGF, http://www.acronymgeek.com/SF/HGF (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SF/HGF, http://www.acronymgeek.com/SF/HGF (optional description here) (as of Feb. 12, 2012, 13:38). |
| AMA | SF/HGF. Acronym Geek. February 12, 2012, 13:38. Available at: http://www.acronymgeek.com/SF/HGF. Accessed February 12, 2012, 13:38. |