| APA | KOAN. (2012, February 16). In Acronym Geek. Retrieved 00:41, February 16, 2012, from http://www.acronymgeek.com/KOAN |
| MLA | "KOAN." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/KOAN>. |
| MHRA | 'KOAN', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/KOAN> [accessed 16 February 2012] |
| Chicago | "KOAN", http://www.acronymgeek.com/KOAN (accessed February 16, 2012). |
| CBE/CSE | KOAN [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/KOAN. |
| Bluebook | KOAN, http://www.acronymgeek.com/KOAN (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, KOAN, http://www.acronymgeek.com/KOAN (optional description here) (as of Feb. 16, 2012, 00:41). |
| AMA | KOAN. Acronym Geek. February 16, 2012, 00:41. Available at: http://www.acronymgeek.com/KOAN. Accessed February 16, 2012, 00:41. |