| APA | IEIL. (2012, February 16). In Acronym Geek. Retrieved 22:42, February 16, 2012, from http://www.acronymgeek.com/IEIL |
| MLA | "IEIL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/IEIL>. |
| MHRA | 'IEIL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/IEIL> [accessed 16 February 2012] |
| Chicago | "IEIL", http://www.acronymgeek.com/IEIL (accessed February 16, 2012). |
| CBE/CSE | IEIL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/IEIL. |
| Bluebook | IEIL, http://www.acronymgeek.com/IEIL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IEIL, http://www.acronymgeek.com/IEIL (optional description here) (as of Feb. 16, 2012, 22:42). |
| AMA | IEIL. Acronym Geek. February 16, 2012, 22:42. Available at: http://www.acronymgeek.com/IEIL. Accessed February 16, 2012, 22:42. |