| APA | ESOIC. (2012, February 14). In Acronym Geek. Retrieved 03:23, February 14, 2012, from http://www.acronymgeek.com/ESOIC |
| MLA | "ESOIC." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ESOIC>. |
| MHRA | 'ESOIC', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ESOIC> [accessed 14 February 2012] |
| Chicago | "ESOIC", http://www.acronymgeek.com/ESOIC (accessed February 14, 2012). |
| CBE/CSE | ESOIC [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ESOIC. |
| Bluebook | ESOIC, http://www.acronymgeek.com/ESOIC (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ESOIC, http://www.acronymgeek.com/ESOIC (optional description here) (as of Feb. 14, 2012, 03:23). |
| AMA | ESOIC. Acronym Geek. February 14, 2012, 03:23. Available at: http://www.acronymgeek.com/ESOIC. Accessed February 14, 2012, 03:23. |