| APA | ZBBL. (2012, February 14). In Acronym Geek. Retrieved 19:11, February 14, 2012, from http://www.acronymgeek.com/ZBBL |
| MLA | "ZBBL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/ZBBL>. |
| MHRA | 'ZBBL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/ZBBL> [accessed 14 February 2012] |
| Chicago | "ZBBL", http://www.acronymgeek.com/ZBBL (accessed February 14, 2012). |
| CBE/CSE | ZBBL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/ZBBL. |
| Bluebook | ZBBL, http://www.acronymgeek.com/ZBBL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZBBL, http://www.acronymgeek.com/ZBBL (optional description here) (as of Feb. 14, 2012, 19:11). |
| AMA | ZBBL. Acronym Geek. February 14, 2012, 19:11. Available at: http://www.acronymgeek.com/ZBBL. Accessed February 14, 2012, 19:11. |