| APA | GHNN. (2012, February 16). In Acronym Geek. Retrieved 20:18, February 16, 2012, from http://www.acronymgeek.com/GHNN |
| MLA | "GHNN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/GHNN>. |
| MHRA | 'GHNN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/GHNN> [accessed 16 February 2012] |
| Chicago | "GHNN", http://www.acronymgeek.com/GHNN (accessed February 16, 2012). |
| CBE/CSE | GHNN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/GHNN. |
| Bluebook | GHNN, http://www.acronymgeek.com/GHNN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GHNN, http://www.acronymgeek.com/GHNN (optional description here) (as of Feb. 16, 2012, 20:18). |
| AMA | GHNN. Acronym Geek. February 16, 2012, 20:18. Available at: http://www.acronymgeek.com/GHNN. Accessed February 16, 2012, 20:18. |