| APA | UGRN. (2012, February 15). In Acronym Geek. Retrieved 10:15, February 15, 2012, from http://www.acronymgeek.com/UGRN |
| MLA | "UGRN." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/UGRN>. |
| MHRA | 'UGRN', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/UGRN> [accessed 15 February 2012] |
| Chicago | "UGRN", http://www.acronymgeek.com/UGRN (accessed February 15, 2012). |
| CBE/CSE | UGRN [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/UGRN. |
| Bluebook | UGRN, http://www.acronymgeek.com/UGRN (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, UGRN, http://www.acronymgeek.com/UGRN (optional description here) (as of Feb. 15, 2012, 10:15). |
| AMA | UGRN. Acronym Geek. February 15, 2012, 10:15. Available at: http://www.acronymgeek.com/UGRN. Accessed February 15, 2012, 10:15. |