| APA | OKAK. (2012, February 15). In Acronym Geek. Retrieved 11:09, February 15, 2012, from http://www.acronymgeek.com/OKAK |
| MLA | "OKAK." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OKAK>. |
| MHRA | 'OKAK', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OKAK> [accessed 15 February 2012] |
| Chicago | "OKAK", http://www.acronymgeek.com/OKAK (accessed February 15, 2012). |
| CBE/CSE | OKAK [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OKAK. |
| Bluebook | OKAK, http://www.acronymgeek.com/OKAK (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OKAK, http://www.acronymgeek.com/OKAK (optional description here) (as of Feb. 15, 2012, 11:09). |
| AMA | OKAK. Acronym Geek. February 15, 2012, 11:09. Available at: http://www.acronymgeek.com/OKAK. Accessed February 15, 2012, 11:09. |