| APA | GHCA. (2012, February 14). In Acronym Geek. Retrieved 14:09, February 14, 2012, from http://www.acronymgeek.com/GHCA |
| MLA | "GHCA." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/GHCA>. |
| MHRA | 'GHCA', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/GHCA> [accessed 14 February 2012] |
| Chicago | "GHCA", http://www.acronymgeek.com/GHCA (accessed February 14, 2012). |
| CBE/CSE | GHCA [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/GHCA. |
| Bluebook | GHCA, http://www.acronymgeek.com/GHCA (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, GHCA, http://www.acronymgeek.com/GHCA (optional description here) (as of Feb. 14, 2012, 14:09). |
| AMA | GHCA. Acronym Geek. February 14, 2012, 14:09. Available at: http://www.acronymgeek.com/GHCA. Accessed February 14, 2012, 14:09. |