| APA | HEGF. (2012, February 14). In Acronym Geek. Retrieved 18:10, February 14, 2012, from http://www.acronymgeek.com/HEGF |
| MLA | "HEGF." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/HEGF>. |
| MHRA | 'HEGF', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/HEGF> [accessed 14 February 2012] |
| Chicago | "HEGF", http://www.acronymgeek.com/HEGF (accessed February 14, 2012). |
| CBE/CSE | HEGF [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/HEGF. |
| Bluebook | HEGF, http://www.acronymgeek.com/HEGF (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, HEGF, http://www.acronymgeek.com/HEGF (optional description here) (as of Feb. 14, 2012, 18:10). |
| AMA | HEGF. Acronym Geek. February 14, 2012, 18:10. Available at: http://www.acronymgeek.com/HEGF. Accessed February 14, 2012, 18:10. |