| APA | OYMSYP. (2012, February 12). In Acronym Geek. Retrieved 08:59, February 12, 2012, from http://www.acronymgeek.com/OYMSYP |
| MLA | "OYMSYP." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/OYMSYP>. |
| MHRA | 'OYMSYP', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/OYMSYP> [accessed 12 February 2012] |
| Chicago | "OYMSYP", http://www.acronymgeek.com/OYMSYP (accessed February 12, 2012). |
| CBE/CSE | OYMSYP [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/OYMSYP. |
| Bluebook | OYMSYP, http://www.acronymgeek.com/OYMSYP (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OYMSYP, http://www.acronymgeek.com/OYMSYP (optional description here) (as of Feb. 12, 2012, 08:59). |
| AMA | OYMSYP. Acronym Geek. February 12, 2012, 08:59. Available at: http://www.acronymgeek.com/OYMSYP. Accessed February 12, 2012, 08:59. |