| APA | COH. (2012, February 13). In Acronym Geek. Retrieved 21:59, February 13, 2012, from http://www.acronymgeek.com/COH |
| MLA | "COH." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/COH>. |
| MHRA | 'COH', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/COH> [accessed 13 February 2012] |
| Chicago | "COH", http://www.acronymgeek.com/COH (accessed February 13, 2012). |
| CBE/CSE | COH [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/COH. |
| Bluebook | COH, http://www.acronymgeek.com/COH (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, COH, http://www.acronymgeek.com/COH (optional description here) (as of Feb. 13, 2012, 21:59). |
| AMA | COH. Acronym Geek. February 13, 2012, 21:59. Available at: http://www.acronymgeek.com/COH. Accessed February 13, 2012, 21:59. |