| APA | ZWL. (2012, February 10). In Acronym Geek. Retrieved 16:44, February 10, 2012, from http://www.acronymgeek.com/ZWL |
| MLA | "ZWL." Acronym Geek. (2012). Acronym Geek. 10 Feb 2012 <http://www.acronymgeek.com/ZWL>. |
| MHRA | 'ZWL', Acronym Geek, 10 February 2012, <http://www.acronymgeek.com/ZWL> [accessed 10 February 2012] |
| Chicago | "ZWL", http://www.acronymgeek.com/ZWL (accessed February 10, 2012). |
| CBE/CSE | ZWL [Internet]. Acronym Geek; 2012 Feb 10 [cited 2012 Feb 10]. Available from: http://www.acronymgeek.com/ZWL. |
| Bluebook | ZWL, http://www.acronymgeek.com/ZWL (last visited February 10, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, ZWL, http://www.acronymgeek.com/ZWL (optional description here) (as of Feb. 10, 2012, 16:44). |
| AMA | ZWL. Acronym Geek. February 10, 2012, 16:44. Available at: http://www.acronymgeek.com/ZWL. Accessed February 10, 2012, 16:44. |