| APA | BOL. (2012, February 10). In Acronym Geek. Retrieved 10:58, February 10, 2012, from http://www.acronymgeek.com/BOL |
| MLA | "BOL." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/BOL>. |
| MHRA | 'BOL', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/BOL> [accessed 10 February 2012] |
| Chicago | "BOL", http://www.acronymgeek.com/BOL (accessed February 10, 2012). |
| CBE/CSE | BOL [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/BOL. |
| Bluebook | BOL, http://www.acronymgeek.com/BOL (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BOL, http://www.acronymgeek.com/BOL (optional description here) (as of Feb. 10, 2012, 10:58). |
| AMA | BOL. Acronym Geek. February 10, 2012, 10:58. Available at: http://www.acronymgeek.com/BOL. Accessed February 10, 2012, 10:58. |