| APA | IEA. (2012, February 14). In Acronym Geek. Retrieved 07:21, February 14, 2012, from http://www.acronymgeek.com/IEA |
| MLA | "IEA." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/IEA>. |
| MHRA | 'IEA', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/IEA> [accessed 14 February 2012] |
| Chicago | "IEA", http://www.acronymgeek.com/IEA (accessed February 14, 2012). |
| CBE/CSE | IEA [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/IEA. |
| Bluebook | IEA, http://www.acronymgeek.com/IEA (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, IEA, http://www.acronymgeek.com/IEA (optional description here) (as of Feb. 14, 2012, 07:21). |
| AMA | IEA. Acronym Geek. February 14, 2012, 07:21. Available at: http://www.acronymgeek.com/IEA. Accessed February 14, 2012, 07:21. |