| APA | NNPLS. (2012, February 12). In Acronym Geek. Retrieved 15:06, February 12, 2012, from http://www.acronymgeek.com/NNPLS |
| MLA | "NNPLS." Acronym Geek. (2012). Acronym Geek. 12 Feb 2012 <http://www.acronymgeek.com/NNPLS>. |
| MHRA | 'NNPLS', Acronym Geek, 12 February 2012, <http://www.acronymgeek.com/NNPLS> [accessed 12 February 2012] |
| Chicago | "NNPLS", http://www.acronymgeek.com/NNPLS (accessed February 12, 2012). |
| CBE/CSE | NNPLS [Internet]. Acronym Geek; 2012 Feb 12 [cited 2012 Feb 12]. Available from: http://www.acronymgeek.com/NNPLS. |
| Bluebook | NNPLS, http://www.acronymgeek.com/NNPLS (last visited February 12, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NNPLS, http://www.acronymgeek.com/NNPLS (optional description here) (as of Feb. 12, 2012, 15:06). |
| AMA | NNPLS. Acronym Geek. February 12, 2012, 15:06. Available at: http://www.acronymgeek.com/NNPLS. Accessed February 12, 2012, 15:06. |