| APA | PMSY. (2012, February 15). In Acronym Geek. Retrieved 04:49, February 15, 2012, from http://www.acronymgeek.com/PMSY |
| MLA | "PMSY." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PMSY>. |
| MHRA | 'PMSY', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PMSY> [accessed 15 February 2012] |
| Chicago | "PMSY", http://www.acronymgeek.com/PMSY (accessed February 15, 2012). |
| CBE/CSE | PMSY [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PMSY. |
| Bluebook | PMSY, http://www.acronymgeek.com/PMSY (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PMSY, http://www.acronymgeek.com/PMSY (optional description here) (as of Feb. 15, 2012, 04:49). |
| AMA | PMSY. Acronym Geek. February 15, 2012, 04:49. Available at: http://www.acronymgeek.com/PMSY. Accessed February 15, 2012, 04:49. |