| APA | OEHS. (2012, February 14). In Acronym Geek. Retrieved 08:48, February 14, 2012, from http://www.acronymgeek.com/OEHS |
| MLA | "OEHS." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OEHS>. |
| MHRA | 'OEHS', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OEHS> [accessed 14 February 2012] |
| Chicago | "OEHS", http://www.acronymgeek.com/OEHS (accessed February 14, 2012). |
| CBE/CSE | OEHS [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OEHS. |
| Bluebook | OEHS, http://www.acronymgeek.com/OEHS (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OEHS, http://www.acronymgeek.com/OEHS (optional description here) (as of Feb. 14, 2012, 08:48). |
| AMA | OEHS. Acronym Geek. February 14, 2012, 08:48. Available at: http://www.acronymgeek.com/OEHS. Accessed February 14, 2012, 08:48. |