| APA | N/P. (2012, February 10). In Acronym Geek. Retrieved 19:27, February 10, 2012, from http://www.acronymgeek.com/N/P |
| MLA | "N/P." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/N/P>. |
| MHRA | 'N/P', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/N/P> [accessed 10 February 2012] |
| Chicago | "N/P", http://www.acronymgeek.com/N/P (accessed February 10, 2012). |
| CBE/CSE | N/P [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/N/P. |
| Bluebook | N/P, http://www.acronymgeek.com/N/P (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, N/P, http://www.acronymgeek.com/N/P (optional description here) (as of Feb. 10, 2012, 19:27). |
| AMA | N/P. Acronym Geek. February 10, 2012, 19:27. Available at: http://www.acronymgeek.com/N/P. Accessed February 10, 2012, 19:27. |