| APA | NWPS. (2012, February 10). In Acronym Geek. Retrieved 17:50, February 10, 2012, from http://www.acronymgeek.com/NWPS |
| MLA | "NWPS." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/NWPS>. |
| MHRA | 'NWPS', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/NWPS> [accessed 10 February 2012] |
| Chicago | "NWPS", http://www.acronymgeek.com/NWPS (accessed February 10, 2012). |
| CBE/CSE | NWPS [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/NWPS. |
| Bluebook | NWPS, http://www.acronymgeek.com/NWPS (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NWPS, http://www.acronymgeek.com/NWPS (optional description here) (as of Feb. 10, 2012, 17:50). |
| AMA | NWPS. Acronym Geek. February 10, 2012, 17:50. Available at: http://www.acronymgeek.com/NWPS. Accessed February 10, 2012, 17:50. |