| APA | ZBD. (2012, February 14). In Acronym Geek. Retrieved 09:10, February 14, 2012, from http://www.acronymgeek.com/ZBD |
| MLA | "ZBD." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ZBD>. |
| MHRA | 'ZBD', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ZBD> [accessed 14 February 2012] |
| Chicago | "ZBD", http://www.acronymgeek.com/ZBD (accessed February 14, 2012). |
| CBE/CSE | ZBD [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ZBD. |
| Bluebook | ZBD, http://www.acronymgeek.com/ZBD (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZBD, http://www.acronymgeek.com/ZBD (optional description here) (as of Feb. 14, 2012, 09:10). |
| AMA | ZBD. Acronym Geek. February 14, 2012, 09:10. Available at: http://www.acronymgeek.com/ZBD. Accessed February 14, 2012, 09:10. |