| APA | ESOB. (2012, February 15). In Acronym Geek. Retrieved 12:15, February 15, 2012, from http://www.acronymgeek.com/ESOB |
| MLA | "ESOB." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ESOB>. |
| MHRA | 'ESOB', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ESOB> [accessed 15 February 2012] |
| Chicago | "ESOB", http://www.acronymgeek.com/ESOB (accessed February 15, 2012). |
| CBE/CSE | ESOB [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ESOB. |
| Bluebook | ESOB, http://www.acronymgeek.com/ESOB (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ESOB, http://www.acronymgeek.com/ESOB (optional description here) (as of Feb. 15, 2012, 12:15). |
| AMA | ESOB. Acronym Geek. February 15, 2012, 12:15. Available at: http://www.acronymgeek.com/ESOB. Accessed February 15, 2012, 12:15. |