| APA | EFHW. (2012, February 15). In Acronym Geek. Retrieved 10:23, February 15, 2012, from http://www.acronymgeek.com/EFHW |
| MLA | "EFHW." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/EFHW>. |
| MHRA | 'EFHW', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/EFHW> [accessed 15 February 2012] |
| Chicago | "EFHW", http://www.acronymgeek.com/EFHW (accessed February 15, 2012). |
| CBE/CSE | EFHW [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/EFHW. |
| Bluebook | EFHW, http://www.acronymgeek.com/EFHW (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFHW, http://www.acronymgeek.com/EFHW (optional description here) (as of Feb. 15, 2012, 10:23). |
| AMA | EFHW. Acronym Geek. February 15, 2012, 10:23. Available at: http://www.acronymgeek.com/EFHW. Accessed February 15, 2012, 10:23. |