| APA | NPNEO. (2012, February 9). In Acronym Geek. Retrieved 14:54, February 9, 2012, from http://www.acronymgeek.com/NPNEO |
| MLA | "NPNEO." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/NPNEO>. |
| MHRA | 'NPNEO', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/NPNEO> [accessed 9 February 2012] |
| Chicago | "NPNEO", http://www.acronymgeek.com/NPNEO (accessed February 9, 2012). |
| CBE/CSE | NPNEO [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/NPNEO. |
| Bluebook | NPNEO, http://www.acronymgeek.com/NPNEO (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NPNEO, http://www.acronymgeek.com/NPNEO (optional description here) (as of Feb. 9, 2012, 14:54). |
| AMA | NPNEO. Acronym Geek. February 9, 2012, 14:54. Available at: http://www.acronymgeek.com/NPNEO. Accessed February 9, 2012, 14:54. |