| APA | OBFL. (2012, February 15). In Acronym Geek. Retrieved 18:48, February 15, 2012, from http://www.acronymgeek.com/OBFL |
| MLA | "OBFL." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/OBFL>. |
| MHRA | 'OBFL', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/OBFL> [accessed 15 February 2012] |
| Chicago | "OBFL", http://www.acronymgeek.com/OBFL (accessed February 15, 2012). |
| CBE/CSE | OBFL [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/OBFL. |
| Bluebook | OBFL, http://www.acronymgeek.com/OBFL (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OBFL, http://www.acronymgeek.com/OBFL (optional description here) (as of Feb. 15, 2012, 18:48). |
| AMA | OBFL. Acronym Geek. February 15, 2012, 18:48. Available at: http://www.acronymgeek.com/OBFL. Accessed February 15, 2012, 18:48. |