| APA | GHZS. (2012, February 15). In Acronym Geek. Retrieved 02:10, February 15, 2012, from http://www.acronymgeek.com/GHZS |
| MLA | "GHZS." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/GHZS>. |
| MHRA | 'GHZS', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/GHZS> [accessed 15 February 2012] |
| Chicago | "GHZS", http://www.acronymgeek.com/GHZS (accessed February 15, 2012). |
| CBE/CSE | GHZS [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/GHZS. |
| Bluebook | GHZS, http://www.acronymgeek.com/GHZS (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GHZS, http://www.acronymgeek.com/GHZS (optional description here) (as of Feb. 15, 2012, 02:10). |
| AMA | GHZS. Acronym Geek. February 15, 2012, 02:10. Available at: http://www.acronymgeek.com/GHZS. Accessed February 15, 2012, 02:10. |