| APA | GUMG. (2012, February 15). In Acronym Geek. Retrieved 04:46, February 15, 2012, from http://www.acronymgeek.com/GUMG |
| MLA | "GUMG." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GUMG>. |
| MHRA | 'GUMG', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GUMG> [accessed 15 February 2012] |
| Chicago | "GUMG", http://www.acronymgeek.com/GUMG (accessed February 15, 2012). |
| CBE/CSE | GUMG [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GUMG. |
| Bluebook | GUMG, http://www.acronymgeek.com/GUMG (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GUMG, http://www.acronymgeek.com/GUMG (optional description here) (as of Feb. 15, 2012, 04:46). |
| AMA | GUMG. Acronym Geek. February 15, 2012, 04:46. Available at: http://www.acronymgeek.com/GUMG. Accessed February 15, 2012, 04:46. |