| APA | PNYS. (2012, February 15). In Acronym Geek. Retrieved 05:31, February 15, 2012, from http://www.acronymgeek.com/PNYS |
| MLA | "PNYS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/PNYS>. |
| MHRA | 'PNYS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/PNYS> [accessed 15 February 2012] |
| Chicago | "PNYS", http://www.acronymgeek.com/PNYS (accessed February 15, 2012). |
| CBE/CSE | PNYS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/PNYS. |
| Bluebook | PNYS, http://www.acronymgeek.com/PNYS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, PNYS, http://www.acronymgeek.com/PNYS (optional description here) (as of Feb. 15, 2012, 05:31). |
| AMA | PNYS. Acronym Geek. February 15, 2012, 05:31. Available at: http://www.acronymgeek.com/PNYS. Accessed February 15, 2012, 05:31. |