| APA | KOER. (2012, February 16). In Acronym Geek. Retrieved 03:18, February 16, 2012, from http://www.acronymgeek.com/KOER |
| MLA | "KOER." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/KOER>. |
| MHRA | 'KOER', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/KOER> [accessed 16 February 2012] |
| Chicago | "KOER", http://www.acronymgeek.com/KOER (accessed February 16, 2012). |
| CBE/CSE | KOER [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/KOER. |
| Bluebook | KOER, http://www.acronymgeek.com/KOER (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KOER, http://www.acronymgeek.com/KOER (optional description here) (as of Feb. 16, 2012, 03:18). |
| AMA | KOER. Acronym Geek. February 16, 2012, 03:18. Available at: http://www.acronymgeek.com/KOER. Accessed February 16, 2012, 03:18. |