| APA | GHDA. (2012, February 14). In Acronym Geek. Retrieved 12:51, February 14, 2012, from http://www.acronymgeek.com/GHDA |
| MLA | "GHDA." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/GHDA>. |
| MHRA | 'GHDA', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/GHDA> [accessed 14 February 2012] |
| Chicago | "GHDA", http://www.acronymgeek.com/GHDA (accessed February 14, 2012). |
| CBE/CSE | GHDA [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/GHDA. |
| Bluebook | GHDA, http://www.acronymgeek.com/GHDA (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GHDA, http://www.acronymgeek.com/GHDA (optional description here) (as of Feb. 14, 2012, 12:51). |
| AMA | GHDA. Acronym Geek. February 14, 2012, 12:51. Available at: http://www.acronymgeek.com/GHDA. Accessed February 14, 2012, 12:51. |