| APA | HGSE. (2012, February 14). In Acronym Geek. Retrieved 08:08, February 14, 2012, from http://www.acronymgeek.com/HGSE |
| MLA | "HGSE." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HGSE>. |
| MHRA | 'HGSE', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HGSE> [accessed 14 February 2012] |
| Chicago | "HGSE", http://www.acronymgeek.com/HGSE (accessed February 14, 2012). |
| CBE/CSE | HGSE [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HGSE. |
| Bluebook | HGSE, http://www.acronymgeek.com/HGSE (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HGSE, http://www.acronymgeek.com/HGSE (optional description here) (as of Feb. 14, 2012, 08:08). |
| AMA | HGSE. Acronym Geek. February 14, 2012, 08:08. Available at: http://www.acronymgeek.com/HGSE. Accessed February 14, 2012, 08:08. |