| APA | NRNG. (2012, February 15). In Acronym Geek. Retrieved 12:42, February 15, 2012, from http://www.acronymgeek.com/NRNG |
| MLA | "NRNG." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/NRNG>. |
| MHRA | 'NRNG', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/NRNG> [accessed 15 February 2012] |
| Chicago | "NRNG", http://www.acronymgeek.com/NRNG (accessed February 15, 2012). |
| CBE/CSE | NRNG [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/NRNG. |
| Bluebook | NRNG, http://www.acronymgeek.com/NRNG (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NRNG, http://www.acronymgeek.com/NRNG (optional description here) (as of Feb. 15, 2012, 12:42). |
| AMA | NRNG. Acronym Geek. February 15, 2012, 12:42. Available at: http://www.acronymgeek.com/NRNG. Accessed February 15, 2012, 12:42. |