| APA | STGI. (2012, February 17). In Acronym Geek. Retrieved 01:52, February 17, 2012, from http://www.acronymgeek.com/STGI |
| MLA | "STGI." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/STGI>. |
| MHRA | 'STGI', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/STGI> [accessed 17 February 2012] |
| Chicago | "STGI", http://www.acronymgeek.com/STGI (accessed February 17, 2012). |
| CBE/CSE | STGI [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/STGI. |
| Bluebook | STGI, http://www.acronymgeek.com/STGI (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, STGI, http://www.acronymgeek.com/STGI (optional description here) (as of Feb. 17, 2012, 01:52). |
| AMA | STGI. Acronym Geek. February 17, 2012, 01:52. Available at: http://www.acronymgeek.com/STGI. Accessed February 17, 2012, 01:52. |