| APA | EFA. (2012, February 9). In Acronym Geek. Retrieved 21:08, February 9, 2012, from http://www.acronymgeek.com/EFA |
| MLA | "EFA." Acronym Geek. (2012). Acronym Geek. 9 Feb 2012 <http://www.acronymgeek.com/EFA>. |
| MHRA | 'EFA', Acronym Geek, 9 February 2012, <http://www.acronymgeek.com/EFA> [accessed 9 February 2012] |
| Chicago | "EFA", http://www.acronymgeek.com/EFA (accessed February 9, 2012). |
| CBE/CSE | EFA [Internet]. Acronym Geek; 2012 Feb 9 [cited 2012 Feb 9]. Available from: http://www.acronymgeek.com/EFA. |
| Bluebook | EFA, http://www.acronymgeek.com/EFA (last visited February 9, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFA, http://www.acronymgeek.com/EFA (optional description here) (as of Feb. 9, 2012, 21:08). |
| AMA | EFA. Acronym Geek. February 9, 2012, 21:08. Available at: http://www.acronymgeek.com/EFA. Accessed February 9, 2012, 21:08. |