| APA | SYG. (2012, February 13). In Acronym Geek. Retrieved 21:47, February 13, 2012, from http://www.acronymgeek.com/SYG |
| MLA | "SYG." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/SYG>. |
| MHRA | 'SYG', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/SYG> [accessed 13 February 2012] |
| Chicago | "SYG", http://www.acronymgeek.com/SYG (accessed February 13, 2012). |
| CBE/CSE | SYG [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/SYG. |
| Bluebook | SYG, http://www.acronymgeek.com/SYG (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SYG, http://www.acronymgeek.com/SYG (optional description here) (as of Feb. 13, 2012, 21:47). |
| AMA | SYG. Acronym Geek. February 13, 2012, 21:47. Available at: http://www.acronymgeek.com/SYG. Accessed February 13, 2012, 21:47. |