| APA | DHBO. (2012, February 15). In Acronym Geek. Retrieved 18:03, February 15, 2012, from http://www.acronymgeek.com/DHBO |
| MLA | "DHBO." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/DHBO>. |
| MHRA | 'DHBO', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/DHBO> [accessed 15 February 2012] |
| Chicago | "DHBO", http://www.acronymgeek.com/DHBO (accessed February 15, 2012). |
| CBE/CSE | DHBO [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/DHBO. |
| Bluebook | DHBO, http://www.acronymgeek.com/DHBO (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DHBO, http://www.acronymgeek.com/DHBO (optional description here) (as of Feb. 15, 2012, 18:03). |
| AMA | DHBO. Acronym Geek. February 15, 2012, 18:03. Available at: http://www.acronymgeek.com/DHBO. Accessed February 15, 2012, 18:03. |