| APA | OKBS. (2012, February 16). In Acronym Geek. Retrieved 03:59, February 16, 2012, from http://www.acronymgeek.com/OKBS |
| MLA | "OKBS." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/OKBS>. |
| MHRA | 'OKBS', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/OKBS> [accessed 16 February 2012] |
| Chicago | "OKBS", http://www.acronymgeek.com/OKBS (accessed February 16, 2012). |
| CBE/CSE | OKBS [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/OKBS. |
| Bluebook | OKBS, http://www.acronymgeek.com/OKBS (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OKBS, http://www.acronymgeek.com/OKBS (optional description here) (as of Feb. 16, 2012, 03:59). |
| AMA | OKBS. Acronym Geek. February 16, 2012, 03:59. Available at: http://www.acronymgeek.com/OKBS. Accessed February 16, 2012, 03:59. |