| APA | YCSO. (2012, February 17). In Acronym Geek. Retrieved 06:24, February 17, 2012, from http://www.acronymgeek.com/YCSO |
| MLA | "YCSO." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/YCSO>. |
| MHRA | 'YCSO', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/YCSO> [accessed 17 February 2012] |
| Chicago | "YCSO", http://www.acronymgeek.com/YCSO (accessed February 17, 2012). |
| CBE/CSE | YCSO [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/YCSO. |
| Bluebook | YCSO, http://www.acronymgeek.com/YCSO (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, YCSO, http://www.acronymgeek.com/YCSO (optional description here) (as of Feb. 17, 2012, 06:24). |
| AMA | YCSO. Acronym Geek. February 17, 2012, 06:24. Available at: http://www.acronymgeek.com/YCSO. Accessed February 17, 2012, 06:24. |