| Style | Reference Text |
|---|
| APA | EI. (2009, November 23). In All Acronyms. Retrieved 12:22, November 23, 2009, from http://www.all-acronyms.com/reverse/EI |
| MLA | "EI." All Acronyms. 23 Nov 2009, 12:22. All Acronyms. 23 Nov 2009 <http://www.all-acronyms.com/reverse/EI>. |
| MHRA | 'EI', All Acronyms, 23 November 2009, 12:22, <http://www.all-acronyms.com/reverse/EI> [accessed 23 November 2009] |
| Chicago | "EI," http://www.all-acronyms.com/reverse/EI (accessed November 23, 2009). |
| CBE/CSE | EI [Internet]. All Acronyms; 2009 Nov 23, 12:22 [cited 2009 Nov 23]. Available from: http://www.all-acronyms.com/reverse/EI. |
| Bluebook | EI, http://www.all-acronyms.com/reverse/EI (last visited November 23, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, EI, http://www.all-acronyms.com/reverse/EI (optional description here) (as of Nov. 23, 2009, 12:22). |
| AMA | EI. All Acronyms. November 23, 2009, 12:22. Available at: http://www.all-acronyms.com/reverse/EI. Accessed November 23, 2009. |
