| APA | NUGD. (2012, February 15). In Acronym Geek. Retrieved 05:49, February 15, 2012, from http://www.acronymgeek.com/NUGD |
| MLA | "NUGD." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/NUGD>. |
| MHRA | 'NUGD', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/NUGD> [accessed 15 February 2012] |
| Chicago | "NUGD", http://www.acronymgeek.com/NUGD (accessed February 15, 2012). |
| CBE/CSE | NUGD [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/NUGD. |
| Bluebook | NUGD, http://www.acronymgeek.com/NUGD (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, NUGD, http://www.acronymgeek.com/NUGD (optional description here) (as of Feb. 15, 2012, 05:49). |
| AMA | NUGD. Acronym Geek. February 15, 2012, 05:49. Available at: http://www.acronymgeek.com/NUGD. Accessed February 15, 2012, 05:49. |