| APA | ZIUL. (2012, February 15). In Acronym Geek. Retrieved 06:39, February 15, 2012, from http://www.acronymgeek.com/ZIUL |
| MLA | "ZIUL." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/ZIUL>. |
| MHRA | 'ZIUL', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/ZIUL> [accessed 15 February 2012] |
| Chicago | "ZIUL", http://www.acronymgeek.com/ZIUL (accessed February 15, 2012). |
| CBE/CSE | ZIUL [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/ZIUL. |
| Bluebook | ZIUL, http://www.acronymgeek.com/ZIUL (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZIUL, http://www.acronymgeek.com/ZIUL (optional description here) (as of Feb. 15, 2012, 06:39). |
| AMA | ZIUL. Acronym Geek. February 15, 2012, 06:39. Available at: http://www.acronymgeek.com/ZIUL. Accessed February 15, 2012, 06:39. |