| APA | GUIM. (2012, February 15). In Acronym Geek. Retrieved 10:27, February 15, 2012, from http://www.acronymgeek.com/GUIM |
| MLA | "GUIM." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GUIM>. |
| MHRA | 'GUIM', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GUIM> [accessed 15 February 2012] |
| Chicago | "GUIM", http://www.acronymgeek.com/GUIM (accessed February 15, 2012). |
| CBE/CSE | GUIM [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GUIM. |
| Bluebook | GUIM, http://www.acronymgeek.com/GUIM (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GUIM, http://www.acronymgeek.com/GUIM (optional description here) (as of Feb. 15, 2012, 10:27). |
| AMA | GUIM. Acronym Geek. February 15, 2012, 10:27. Available at: http://www.acronymgeek.com/GUIM. Accessed February 15, 2012, 10:27. |