| APA | BFDL. (2012, February 14). In Acronym Geek. Retrieved 14:34, February 14, 2012, from http://www.acronymgeek.com/BFDL |
| MLA | "BFDL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/BFDL>. |
| MHRA | 'BFDL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/BFDL> [accessed 14 February 2012] |
| Chicago | "BFDL", http://www.acronymgeek.com/BFDL (accessed February 14, 2012). |
| CBE/CSE | BFDL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/BFDL. |
| Bluebook | BFDL, http://www.acronymgeek.com/BFDL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, BFDL, http://www.acronymgeek.com/BFDL (optional description here) (as of Feb. 14, 2012, 14:34). |
| AMA | BFDL. Acronym Geek. February 14, 2012, 14:34. Available at: http://www.acronymgeek.com/BFDL. Accessed February 14, 2012, 14:34. |