| APA | GUIH. (2012, February 16). In Acronym Geek. Retrieved 18:45, February 16, 2012, from http://www.acronymgeek.com/GUIH |
| MLA | "GUIH." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GUIH>. |
| MHRA | 'GUIH', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GUIH> [accessed 16 February 2012] |
| Chicago | "GUIH", http://www.acronymgeek.com/GUIH (accessed February 16, 2012). |
| CBE/CSE | GUIH [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GUIH. |
| Bluebook | GUIH, http://www.acronymgeek.com/GUIH (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GUIH, http://www.acronymgeek.com/GUIH (optional description here) (as of Feb. 16, 2012, 18:45). |
| AMA | GUIH. Acronym Geek. February 16, 2012, 18:45. Available at: http://www.acronymgeek.com/GUIH. Accessed February 16, 2012, 18:45. |