| Style | Reference Text |
|---|
| APA | EFY. (2009, November 21). In All Acronyms. Retrieved 09:32, November 21, 2009, from http://www.all-acronyms.com/EFY |
| MLA | "EFY." All Acronyms. 21 Nov 2009, 09:32. All Acronyms. 21 Nov 2009 <http://www.all-acronyms.com/EFY>. |
| MHRA | 'EFY', All Acronyms, 21 November 2009, 09:32, <http://www.all-acronyms.com/EFY> [accessed 21 November 2009] |
| Chicago | "EFY," http://www.all-acronyms.com/EFY (accessed November 21, 2009). |
| CBE/CSE | EFY [Internet]. All Acronyms; 2009 Nov 21, 09:32 [cited 2009 Nov 21]. Available from: http://www.all-acronyms.com/EFY. |
| Bluebook | EFY, http://www.all-acronyms.com/EFY (last visited November 21, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, EFY, http://www.all-acronyms.com/EFY (optional description here) (as of Nov. 21, 2009, 09:32). |
| AMA | EFY. All Acronyms. November 21, 2009, 09:32. Available at: http://www.all-acronyms.com/EFY. Accessed November 21, 2009. |