| APA | OZL. (2012, February 14). In Acronym Geek. Retrieved 09:50, February 14, 2012, from http://www.acronymgeek.com/OZL |
| MLA | "OZL." Acronym Geek. (2012). Acronym Geek. 14 Feb 2012 <http://www.acronymgeek.com/OZL>. |
| MHRA | 'OZL', Acronym Geek, 14 February 2012, <http://www.acronymgeek.com/OZL> [accessed 14 February 2012] |
| Chicago | "OZL", http://www.acronymgeek.com/OZL (accessed February 14, 2012). |
| CBE/CSE | OZL [Internet]. Acronym Geek; 2012 Feb 14 [cited 2012 Feb 14]. Available from: http://www.acronymgeek.com/OZL. |
| Bluebook | OZL, http://www.acronymgeek.com/OZL (last visited February 14, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, OZL, http://www.acronymgeek.com/OZL (optional description here) (as of Feb. 14, 2012, 09:50). |
| AMA | OZL. Acronym Geek. February 14, 2012, 09:50. Available at: http://www.acronymgeek.com/OZL. Accessed February 14, 2012, 09:50. |