| APA | BKR. (2012, February 13). In Acronym Geek. Retrieved 23:11, February 13, 2012, from http://www.acronymgeek.com/BKR |
| MLA | "BKR." Acronym Geek. (2012). Acronym Geek. 13 Feb 2012 <http://www.acronymgeek.com/BKR>. |
| MHRA | 'BKR', Acronym Geek, 13 February 2012, <http://www.acronymgeek.com/BKR> [accessed 13 February 2012] |
| Chicago | "BKR", http://www.acronymgeek.com/BKR (accessed February 13, 2012). |
| CBE/CSE | BKR [Internet]. Acronym Geek; 2012 Feb 13 [cited 2012 Feb 13]. Available from: http://www.acronymgeek.com/BKR. |
| Bluebook | BKR, http://www.acronymgeek.com/BKR (last visited February 13, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BKR, http://www.acronymgeek.com/BKR (optional description here) (as of Feb. 13, 2012, 23:11). |
| AMA | BKR. Acronym Geek. February 13, 2012, 23:11. Available at: http://www.acronymgeek.com/BKR. Accessed February 13, 2012, 23:11. |