| APA | SYLS. (2012, February 14). In Acronym Geek. Retrieved 16:13, February 14, 2012, from http://www.acronymgeek.com/SYLS |
| MLA | "SYLS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/SYLS>. |
| MHRA | 'SYLS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/SYLS> [accessed 14 February 2012] |
| Chicago | "SYLS", http://www.acronymgeek.com/SYLS (accessed February 14, 2012). |
| CBE/CSE | SYLS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/SYLS. |
| Bluebook | SYLS, http://www.acronymgeek.com/SYLS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, SYLS, http://www.acronymgeek.com/SYLS (optional description here) (as of Feb. 14, 2012, 16:13). |
| AMA | SYLS. Acronym Geek. February 14, 2012, 16:13. Available at: http://www.acronymgeek.com/SYLS. Accessed February 14, 2012, 16:13. |