| Style | Reference Text |
|---|
| APA | EF. (2009, November 22). In All Acronyms. Retrieved 06:28, November 22, 2009, from http://www.all-acronyms.com/cat/1/EF |
| MLA | "EF." All Acronyms. 22 Nov 2009, 06:28. All Acronyms. 22 Nov 2009 <http://www.all-acronyms.com/cat/1/EF>. |
| MHRA | 'EF', All Acronyms, 22 November 2009, 06:28, <http://www.all-acronyms.com/cat/1/EF> [accessed 22 November 2009] |
| Chicago | "EF," http://www.all-acronyms.com/cat/1/EF (accessed November 22, 2009). |
| CBE/CSE | EF [Internet]. All Acronyms; 2009 Nov 22, 06:28 [cited 2009 Nov 22]. Available from: http://www.all-acronyms.com/cat/1/EF. |
| Bluebook | EF, http://www.all-acronyms.com/cat/1/EF (last visited November 22, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, EF, http://www.all-acronyms.com/cat/1/EF (optional description here) (as of Nov. 22, 2009, 06:28). |
| AMA | EF. All Acronyms. November 22, 2009, 06:28. Available at: http://www.all-acronyms.com/cat/1/EF. Accessed November 22, 2009. |
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