| APA | SYIH. (2012, February 16). In Acronym Geek. Retrieved 16:17, February 16, 2012, from http://www.acronymgeek.com/SYIH |
| MLA | "SYIH." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/SYIH>. |
| MHRA | 'SYIH', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/SYIH> [accessed 16 February 2012] |
| Chicago | "SYIH", http://www.acronymgeek.com/SYIH (accessed February 16, 2012). |
| CBE/CSE | SYIH [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/SYIH. |
| Bluebook | SYIH, http://www.acronymgeek.com/SYIH (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SYIH, http://www.acronymgeek.com/SYIH (optional description here) (as of Feb. 16, 2012, 16:17). |
| AMA | SYIH. Acronym Geek. February 16, 2012, 16:17. Available at: http://www.acronymgeek.com/SYIH. Accessed February 16, 2012, 16:17. |