| APA | USYL. (2012, February 14). In Acronym Geek. Retrieved 20:04, February 14, 2012, from http://www.acronymgeek.com/USYL |
| MLA | "USYL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/USYL>. |
| MHRA | 'USYL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/USYL> [accessed 14 February 2012] |
| Chicago | "USYL", http://www.acronymgeek.com/USYL (accessed February 14, 2012). |
| CBE/CSE | USYL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/USYL. |
| Bluebook | USYL, http://www.acronymgeek.com/USYL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, USYL, http://www.acronymgeek.com/USYL (optional description here) (as of Feb. 14, 2012, 20:04). |
| AMA | USYL. Acronym Geek. February 14, 2012, 20:04. Available at: http://www.acronymgeek.com/USYL. Accessed February 14, 2012, 20:04. |