| APA | NLPS. (2012, February 14). In Acronym Geek. Retrieved 15:44, February 14, 2012, from http://www.acronymgeek.com/NLPS |
| MLA | "NLPS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/NLPS>. |
| MHRA | 'NLPS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/NLPS> [accessed 14 February 2012] |
| Chicago | "NLPS", http://www.acronymgeek.com/NLPS (accessed February 14, 2012). |
| CBE/CSE | NLPS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/NLPS. |
| Bluebook | NLPS, http://www.acronymgeek.com/NLPS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NLPS, http://www.acronymgeek.com/NLPS (optional description here) (as of Feb. 14, 2012, 15:44). |
| AMA | NLPS. Acronym Geek. February 14, 2012, 15:44. Available at: http://www.acronymgeek.com/NLPS. Accessed February 14, 2012, 15:44. |