| APA | NPMK. (2012, February 16). In Acronym Geek. Retrieved 17:57, February 16, 2012, from http://www.acronymgeek.com/NPMK |
| MLA | "NPMK." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/NPMK>. |
| MHRA | 'NPMK', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/NPMK> [accessed 16 February 2012] |
| Chicago | "NPMK", http://www.acronymgeek.com/NPMK (accessed February 16, 2012). |
| CBE/CSE | NPMK [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/NPMK. |
| Bluebook | NPMK, http://www.acronymgeek.com/NPMK (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NPMK, http://www.acronymgeek.com/NPMK (optional description here) (as of Feb. 16, 2012, 17:57). |
| AMA | NPMK. Acronym Geek. February 16, 2012, 17:57. Available at: http://www.acronymgeek.com/NPMK. Accessed February 16, 2012, 17:57. |