| APA | EFHS. (2012, February 16). In Acronym Geek. Retrieved 17:41, February 16, 2012, from http://www.acronymgeek.com/EFHS |
| MLA | "EFHS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/EFHS>. |
| MHRA | 'EFHS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/EFHS> [accessed 16 February 2012] |
| Chicago | "EFHS", http://www.acronymgeek.com/EFHS (accessed February 16, 2012). |
| CBE/CSE | EFHS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/EFHS. |
| Bluebook | EFHS, http://www.acronymgeek.com/EFHS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFHS, http://www.acronymgeek.com/EFHS (optional description here) (as of Feb. 16, 2012, 17:41). |
| AMA | EFHS. Acronym Geek. February 16, 2012, 17:41. Available at: http://www.acronymgeek.com/EFHS. Accessed February 16, 2012, 17:41. |