| APA | LYSF. (2012, February 16). In Acronym Geek. Retrieved 00:10, February 16, 2012, from http://www.acronymgeek.com/LYSF |
| MLA | "LYSF." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/LYSF>. |
| MHRA | 'LYSF', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/LYSF> [accessed 16 February 2012] |
| Chicago | "LYSF", http://www.acronymgeek.com/LYSF (accessed February 16, 2012). |
| CBE/CSE | LYSF [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/LYSF. |
| Bluebook | LYSF, http://www.acronymgeek.com/LYSF (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LYSF, http://www.acronymgeek.com/LYSF (optional description here) (as of Feb. 16, 2012, 00:10). |
| AMA | LYSF. Acronym Geek. February 16, 2012, 00:10. Available at: http://www.acronymgeek.com/LYSF. Accessed February 16, 2012, 00:10. |