| APA | ZIPL. (2012, February 16). In Acronym Geek. Retrieved 00:12, February 16, 2012, from http://www.acronymgeek.com/ZIPL |
| MLA | "ZIPL." Acronym Geek. (2012). Acronym Geek. 16 Feb 2012 <http://www.acronymgeek.com/ZIPL>. |
| MHRA | 'ZIPL', Acronym Geek, 16 February 2012, <http://www.acronymgeek.com/ZIPL> [accessed 16 February 2012] |
| Chicago | "ZIPL", http://www.acronymgeek.com/ZIPL (accessed February 16, 2012). |
| CBE/CSE | ZIPL [Internet]. Acronym Geek; 2012 Feb 16 [cited 2012 Feb 16]. Available from: http://www.acronymgeek.com/ZIPL. |
| Bluebook | ZIPL, http://www.acronymgeek.com/ZIPL (last visited February 16, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZIPL, http://www.acronymgeek.com/ZIPL (optional description here) (as of Feb. 16, 2012, 00:12). |
| AMA | ZIPL. Acronym Geek. February 16, 2012, 00:12. Available at: http://www.acronymgeek.com/ZIPL. Accessed February 16, 2012, 00:12. |