| APA | NRNO. (2012, February 15). In Acronym Geek. Retrieved 14:29, February 15, 2012, from http://www.acronymgeek.com/NRNO |
| MLA | "NRNO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/NRNO>. |
| MHRA | 'NRNO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/NRNO> [accessed 15 February 2012] |
| Chicago | "NRNO", http://www.acronymgeek.com/NRNO (accessed February 15, 2012). |
| CBE/CSE | NRNO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/NRNO. |
| Bluebook | NRNO, http://www.acronymgeek.com/NRNO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NRNO, http://www.acronymgeek.com/NRNO (optional description here) (as of Feb. 15, 2012, 14:29). |
| AMA | NRNO. Acronym Geek. February 15, 2012, 14:29. Available at: http://www.acronymgeek.com/NRNO. Accessed February 15, 2012, 14:29. |