| APA | SYOI. (2012, February 16). In Acronym Geek. Retrieved 16:31, February 16, 2012, from http://www.acronymgeek.com/SYOI |
| MLA | "SYOI." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/SYOI>. |
| MHRA | 'SYOI', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/SYOI> [accessed 16 February 2012] |
| Chicago | "SYOI", http://www.acronymgeek.com/SYOI (accessed February 16, 2012). |
| CBE/CSE | SYOI [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/SYOI. |
| Bluebook | SYOI, http://www.acronymgeek.com/SYOI (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SYOI, http://www.acronymgeek.com/SYOI (optional description here) (as of Feb. 16, 2012, 16:31). |
| AMA | SYOI. Acronym Geek. February 16, 2012, 16:31. Available at: http://www.acronymgeek.com/SYOI. Accessed February 16, 2012, 16:31. |