| APA | EFUS. (2012, February 17). In Acronym Geek. Retrieved 02:56, February 17, 2012, from http://www.acronymgeek.com/EFUS |
| MLA | "EFUS." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/EFUS>. |
| MHRA | 'EFUS', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/EFUS> [accessed 17 February 2012] |
| Chicago | "EFUS", http://www.acronymgeek.com/EFUS (accessed February 17, 2012). |
| CBE/CSE | EFUS [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/EFUS. |
| Bluebook | EFUS, http://www.acronymgeek.com/EFUS (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EFUS, http://www.acronymgeek.com/EFUS (optional description here) (as of Feb. 17, 2012, 02:56). |
| AMA | EFUS. Acronym Geek. February 17, 2012, 02:56. Available at: http://www.acronymgeek.com/EFUS. Accessed February 17, 2012, 02:56. |