| APA | HGSC. (2012, February 15). In Acronym Geek. Retrieved 10:27, February 15, 2012, from http://www.acronymgeek.com/HGSC |
| MLA | "HGSC." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/HGSC>. |
| MHRA | 'HGSC', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/HGSC> [accessed 15 February 2012] |
| Chicago | "HGSC", http://www.acronymgeek.com/HGSC (accessed February 15, 2012). |
| CBE/CSE | HGSC [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/HGSC. |
| Bluebook | HGSC, http://www.acronymgeek.com/HGSC (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HGSC, http://www.acronymgeek.com/HGSC (optional description here) (as of Feb. 15, 2012, 10:27). |
| AMA | HGSC. Acronym Geek. February 15, 2012, 10:27. Available at: http://www.acronymgeek.com/HGSC. Accessed February 15, 2012, 10:27. |