| APA | EIU. (2012, February 10). In Acronym Geek. Retrieved 16:49, February 10, 2012, from http://www.acronymgeek.com/EIU |
| MLA | "EIU." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/EIU>. |
| MHRA | 'EIU', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/EIU> [accessed 10 February 2012] |
| Chicago | "EIU", http://www.acronymgeek.com/EIU (accessed February 10, 2012). |
| CBE/CSE | EIU [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/EIU. |
| Bluebook | EIU, http://www.acronymgeek.com/EIU (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, EIU, http://www.acronymgeek.com/EIU (optional description here) (as of Feb. 10, 2012, 16:49). |
| AMA | EIU. Acronym Geek. February 10, 2012, 16:49. Available at: http://www.acronymgeek.com/EIU. Accessed February 10, 2012, 16:49. |