| APA | COTR. (2012, February 16). In Acronym Geek. Retrieved 20:24, February 16, 2012, from http://www.acronymgeek.com/COTR |
| MLA | "COTR." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/COTR>. |
| MHRA | 'COTR', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/COTR> [accessed 16 February 2012] |
| Chicago | "COTR", http://www.acronymgeek.com/COTR (accessed February 16, 2012). |
| CBE/CSE | COTR [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/COTR. |
| Bluebook | COTR, http://www.acronymgeek.com/COTR (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, COTR, http://www.acronymgeek.com/COTR (optional description here) (as of Feb. 16, 2012, 20:24). |
| AMA | COTR. Acronym Geek. February 16, 2012, 20:24. Available at: http://www.acronymgeek.com/COTR. Accessed February 16, 2012, 20:24. |