| APA | DFBO. (2012, February 17). In Acronym Geek. Retrieved 02:08, February 17, 2012, from http://www.acronymgeek.com/DFBO |
| MLA | "DFBO." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/DFBO>. |
| MHRA | 'DFBO', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/DFBO> [accessed 17 February 2012] |
| Chicago | "DFBO", http://www.acronymgeek.com/DFBO (accessed February 17, 2012). |
| CBE/CSE | DFBO [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/DFBO. |
| Bluebook | DFBO, http://www.acronymgeek.com/DFBO (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DFBO, http://www.acronymgeek.com/DFBO (optional description here) (as of Feb. 17, 2012, 02:08). |
| AMA | DFBO. Acronym Geek. February 17, 2012, 02:08. Available at: http://www.acronymgeek.com/DFBO. Accessed February 17, 2012, 02:08. |