| Style | Reference Text |
|---|
| APA | EI. (2009, November 8). In All Acronyms. Retrieved 22:38, November 8, 2009, from http://www.all-acronyms.com/cat/8/EI |
| MLA | "EI." All Acronyms. 8 Nov 2009, 22:38. All Acronyms. 8 Nov 2009 <http://www.all-acronyms.com/cat/8/EI>. |
| MHRA | 'EI', All Acronyms, 8 November 2009, 22:38, <http://www.all-acronyms.com/cat/8/EI> [accessed 8 November 2009] |
| Chicago | "EI," http://www.all-acronyms.com/cat/8/EI (accessed November 8, 2009). |
| CBE/CSE | EI [Internet]. All Acronyms; 2009 Nov 8, 22:38 [cited 2009 Nov 8]. Available from: http://www.all-acronyms.com/cat/8/EI. |
| Bluebook | EI, http://www.all-acronyms.com/cat/8/EI (last visited November 8, 2009). |
| Bluebook: Harvard JOLT | See All Acronyms, EI, http://www.all-acronyms.com/cat/8/EI (optional description here) (as of Nov. 8, 2009, 22:38). |
| AMA | EI. All Acronyms. November 8, 2009, 22:38. Available at: http://www.all-acronyms.com/cat/8/EI. Accessed November 8, 2009. |
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