| APA | DBIV. (2012, February 17). In Acronym Geek. Retrieved 08:10, February 17, 2012, from http://www.acronymgeek.com/DBIV |
| MLA | "DBIV." Acronym Geek. (2012). Acronym Geek. 17 Feb 2012 <http://www.acronymgeek.com/DBIV>. |
| MHRA | 'DBIV', Acronym Geek, 17 February 2012, <http://www.acronymgeek.com/DBIV> [accessed 17 February 2012] |
| Chicago | "DBIV", http://www.acronymgeek.com/DBIV (accessed February 17, 2012). |
| CBE/CSE | DBIV [Internet]. Acronym Geek; 2012 Feb 17 [cited 2012 Feb 17]. Available from: http://www.acronymgeek.com/DBIV. |
| Bluebook | DBIV, http://www.acronymgeek.com/DBIV (last visited February 17, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, DBIV, http://www.acronymgeek.com/DBIV (optional description here) (as of Feb. 17, 2012, 08:10). |
| AMA | DBIV. Acronym Geek. February 17, 2012, 08:10. Available at: http://www.acronymgeek.com/DBIV. Accessed February 17, 2012, 08:10. |